diff --git a/app/assets/javascripts/admin/controllers/admin_groups_controller.js b/app/assets/javascripts/admin/controllers/admin_groups_controller.js
index 5ed0fbb31..5578afc09 100644
--- a/app/assets/javascripts/admin/controllers/admin_groups_controller.js
+++ b/app/assets/javascripts/admin/controllers/admin_groups_controller.js
@@ -33,12 +33,16 @@ Discourse.AdminGroupsController = Ember.Controller.extend({
   },
 
   destroy: function(group){
-    var list = this.get("model");
-    if(group.get("id")){
-      group.destroy().then(function(){
-        list.removeObject(group);
-      });
-    }
+    var _this = this;
+    return bootbox.confirm(I18n.t("admin.groups.delete_confirm"), I18n.t("no_value"), I18n.t("yes_value"), function(result) {
+      if (result) {
+        group.destroy().then(function(deleted) {
+          if (deleted) {
+            _this.get("model").removeObject(group);
+          }
+        });
+      }
+    });
   }
 });
 
diff --git a/app/assets/javascripts/admin/models/group.js b/app/assets/javascripts/admin/models/group.js
index 64e96dfd0..920097a1e 100644
--- a/app/assets/javascripts/admin/models/group.js
+++ b/app/assets/javascripts/admin/models/group.js
@@ -36,12 +36,18 @@ Discourse.Group = Discourse.Model.extend({
   }.property('users'),
 
   destroy: function(){
+    if(!this.id) return;
+
     var group = this;
     group.set('disableSave', true);
 
-    return Discourse.ajax("/admin/groups/" + this.get("id"), {type: "DELETE"})
+    return Discourse.ajax("/admin/groups/" + group.id, {type: "DELETE"})
       .then(function(){
+        return true;
+      }, function(jqXHR, status, error) {
         group.set('disableSave', false);
+        bootbox.alert(I18n.t("admin.groups.delete_failed"));
+        return false;
       });
   },
 
diff --git a/app/assets/javascripts/discourse/components/autocomplete.js b/app/assets/javascripts/discourse/components/autocomplete.js
index b46aff2fa..6e282f36a 100644
--- a/app/assets/javascripts/discourse/components/autocomplete.js
+++ b/app/assets/javascripts/discourse/components/autocomplete.js
@@ -64,7 +64,7 @@ $.fn.autocomplete = function(options) {
 
     d.find('a').click(function() {
       closeAutocomplete();
-      inputSelectedItems.splice($.inArray(item), 1);
+      inputSelectedItems.splice($.inArray(item, inputSelectedItems), 1);
       $(this).parent().parent().remove();
       if (options.single) {
         me.show();
diff --git a/app/controllers/admin/groups_controller.rb b/app/controllers/admin/groups_controller.rb
index 40026b6d0..908d5f8b1 100644
--- a/app/controllers/admin/groups_controller.rb
+++ b/app/controllers/admin/groups_controller.rb
@@ -43,7 +43,7 @@ class Admin::GroupsController < Admin::AdminController
       can_not_modify_automatic
     else
       group.destroy
-      render json: "ok"
+      render json: success_json
     end
   end
 
diff --git a/config/locales/client.cs.yml b/config/locales/client.cs.yml
index 7697aa60b..56baa65b8 100644
--- a/config/locales/client.cs.yml
+++ b/config/locales/client.cs.yml
@@ -1152,6 +1152,9 @@ cs:
         name_placeholder: "Název skupiny, bez mezer, stejná pravidla jako pro uživatelská jména"
         about: "Zde můžete upravit názvy skupin a členství"
         can_not_edit_automatic: "Členství v automatických skupinách se přiděluje samo, administrátoři mohou přidělit další role a důveryhodnost uživatelům"
+        delete: "Smazat"
+        delete_confirm: "Smazat toto skupiny?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "API"
diff --git a/config/locales/client.da.yml b/config/locales/client.da.yml
index 254be5415..49f7f1e1f 100644
--- a/config/locales/client.da.yml
+++ b/config/locales/client.da.yml
@@ -728,8 +728,29 @@ da:
         flagged_by: "Flagged by"
         error: "Something went wrong"
 
+      groups:
+        title: "Groups"
+        edit: "Edit Groups"
+        selector_placeholder: "add users"
+        name_placeholder: "Group name, no spaces, same as username rule"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Delete"
+        delete_confirm: "Delete this group?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
+
+      api:
+        title: "API"
+        long_title: "API Information"
+        key: "Key"
+        generate: "Generate API Key"
+        regenerate: "Regenerate API Key"
+        info_html: "Your API key will allow you to create and update topics using JSON calls."
+        note_html: "Keep this key <strong>secret</strong>, all users that have it may create arbitrary posts on the forum as any user."
+
       customize:
         title: "Customize"
+        long_title: "Site Customizations"
         header: "Header"
         css: "Stylesheet"
         override_default: "Do not include standard style sheet"
@@ -741,6 +762,7 @@ da:
         new_style: "New Style"
         delete: "Delete"
         delete_confirm: "Delete this customization?"
+        about: "Site Customization allow you to modify stylesheets and headers on the site. Choose or add one to start editing."
 
       email:
         title: "Email"
diff --git a/config/locales/client.de.yml b/config/locales/client.de.yml
index 78b081bf5..4f56fcdca 100644
--- a/config/locales/client.de.yml
+++ b/config/locales/client.de.yml
@@ -1092,6 +1092,9 @@ de:
         name_placeholder: "Gruppenname, keine Leerzeichen, gleiche Regel wie beim Benutzernamen"
         about: "Hier kannst du Gruppenzugehörigkeiten und Gruppennamen bearbeiten."
         can_not_edit_automatic: "Automatische Gruppenzugehörigkeiten können nicht bearbeitet werden. Bearbeite Benutzer, um Rollen und Vertrauensstufen einzustellen."
+        delete: "Löschen"
+        delete_confirm: "Diese gruppe löschen?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "API"
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index e83302dc6..37643e5f2 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -1092,6 +1092,9 @@ en:
         name_placeholder: "Group name, no spaces, same as username rule"
         about: "Edit your group membership and names here"
         can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Delete"
+        delete_confirm: "Delete this group?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "API"
diff --git a/config/locales/client.es.yml b/config/locales/client.es.yml
index 645cc66fa..8b4b6e86e 100644
--- a/config/locales/client.es.yml
+++ b/config/locales/client.es.yml
@@ -815,6 +815,26 @@ es:
         delete_title: "delete post (if its the first post delete topic)"
         flagged_by: "Flagged by"
 
+      groups:
+        title: "Groups"
+        edit: "Edit Groups"
+        selector_placeholder: "add users"
+        name_placeholder: "Group name, no spaces, same as username rule"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Delete"
+        delete_confirm: "Delete this group?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
+
+      api:
+        title: "API"
+        long_title: "API Information"
+        key: "Key"
+        generate: "Generate API Key"
+        regenerate: "Regenerate API Key"
+        info_html: "Your API key will allow you to create and update topics using JSON calls."
+        note_html: "Keep this key <strong>secret</strong>, all users that have it may create arbitrary posts on the forum as any user."
+
       customize:
         title: "Customize"
         header: "Header"
diff --git a/config/locales/client.fr.yml b/config/locales/client.fr.yml
index 3e8d40dae..8850ad698 100644
--- a/config/locales/client.fr.yml
+++ b/config/locales/client.fr.yml
@@ -207,6 +207,7 @@ fr:
         taken: "Désolé, ce pseudo est déjà pris"
         error: "Il y a eu une erreur en changeant votre pseudo."
         invalid: "Ce pseudo est invalide. Il ne doit être composé que de lettres et de chiffres."
+
       change_email:
         action: 'changer'
         title: "Changer d'email"
@@ -227,6 +228,7 @@ fr:
         instructions: "Votre nom complet (pas nécessairement unique)."
         too_short: "Votre nom est trop court."
         ok: "Votre nom à l'air sympa !."
+
       username:
         title: "Pseudo"
         instructions: "Doit être unique et ne pas contenir d'espace. Les gens pourrons vous mentionner avec @pseudo."
@@ -1037,6 +1039,9 @@ fr:
         name_placeholder: "Nom du groupe, sans espace, mêmes règles que pour les noms d'utilisateurs"
         about: "Modifier votre adhésion et les noms ici"
         can_not_edit_automatic: "L'adhésion au groupe est défini automatiquement, les administrateurs assignent des rôles et niveaux de confiance"
+        delete: "Supprimer"
+        delete_confirm: "Supprimer ce groupe?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "API"
diff --git a/config/locales/client.id.yml b/config/locales/client.id.yml
index 28b4f3755..7ddf6242b 100644
--- a/config/locales/client.id.yml
+++ b/config/locales/client.id.yml
@@ -667,6 +667,26 @@ id:
         delete_title: "delete post (if its the first post delete topic)"
         flagged_by: "Flagged by"
 
+      groups:
+        title: "Groups"
+        edit: "Edit Groups"
+        selector_placeholder: "add users"
+        name_placeholder: "Group name, no spaces, same as username rule"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Delete"
+        delete_confirm: "Delete this group?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
+
+      api:
+        title: "API"
+        long_title: "API Information"
+        key: "Key"
+        generate: "Generate API Key"
+        regenerate: "Regenerate API Key"
+        info_html: "Your API key will allow you to create and update topics using JSON calls."
+        note_html: "Keep this key <strong>secret</strong>, all users that have it may create arbitrary posts on the forum as any user."
+
       customize:
         title: "Customize"
         header: "Header"
diff --git a/config/locales/client.it.yml b/config/locales/client.it.yml
index 8089a8b4a..9e2788d1e 100644
--- a/config/locales/client.it.yml
+++ b/config/locales/client.it.yml
@@ -958,6 +958,11 @@ it:
         edit: "Modifica Gruppi"
         selector_placeholder: "aggiungi utenti"
         name_placeholder: "Nome gruppo, no spazi, come lo username"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Elimina"
+        delete_confirm: "Delete this group?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "API"
diff --git a/config/locales/client.ko.yml b/config/locales/client.ko.yml
index 2731d10ee..538245aaa 100644
--- a/config/locales/client.ko.yml
+++ b/config/locales/client.ko.yml
@@ -900,9 +900,22 @@ ko:
         title: "그룹"
         edit: "Edit 그룹"
         selector_placeholder: "메뉴 추가"
+        name_placeholder: "Group name, no spaces, same as username rule"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "삭제"
+        delete_confirm: "이 그룹을 삭제 하시겠습니까?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "API"
+        long_title: "API Information"
+        key: "Key"
+        generate: "Generate API Key"
+        regenerate: "Regenerate API Key"
+        info_html: "Your API key will allow you to create and update topics using JSON calls."
+        note_html: "Keep this key <strong>secret</strong>, all users that have it may create arbitrary posts on the forum as any user."
+
       customize:
         title: "사용자 지정"
         long_title: "사이트 사용자 지정"
diff --git a/config/locales/client.nb_NO.yml b/config/locales/client.nb_NO.yml
index 77e398cec..152c4a6aa 100644
--- a/config/locales/client.nb_NO.yml
+++ b/config/locales/client.nb_NO.yml
@@ -979,6 +979,11 @@ nb_NO:
         edit: "Rediger Grupper"
         selector_placeholder: "legg til brukere"
         name_placeholder: "Gruppenavn, ingen mellomrom, samme som reglene for brukernavn"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Slett"
+        delete_confirm: "Slette denne grupper?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "API"
diff --git a/config/locales/client.nl.yml b/config/locales/client.nl.yml
index fc0cfcdb7..fb3380f25 100644
--- a/config/locales/client.nl.yml
+++ b/config/locales/client.nl.yml
@@ -1091,6 +1091,9 @@ nl:
         name_placeholder: "Groepsnaam, geen spaties, zelfde regels als bij een gebruikersnaam"
         about: "Wijzig hier je deelname aan groepen en je namen"
         can_not_edit_automatic: "Automatisch lidmaatschap van groepen wordt automatisch bepaald. Beheer rollen en trust levels van gebruikers"
+        delete: Verwijder
+        delete_confirm: Verwijder deze groepen?
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: API
diff --git a/config/locales/client.pseudo.yml b/config/locales/client.pseudo.yml
index 1566e18e3..fceae06e5 100644
--- a/config/locales/client.pseudo.yml
+++ b/config/locales/client.pseudo.yml
@@ -1060,6 +1060,9 @@ pseudo:
         about: '[[ Éďíť ýóůř ǧřóůƿ ɱéɱƀéřšĥíƿ áɳď ɳáɱéš ĥéřé ]]'
         can_not_edit_automatic: '[[ Áůťóɱáťíč ǧřóůƿ ɱéɱƀéřšĥíƿ íš ďéťéřɱíɳéď áůťóɱáťíčáłłý,
           áďɱíɳíšťéř ůšéřš ťó áššíǧɳ řółéš áɳď ťřůšť łéνéłš ]]'
+        delete: '[[ Ďéłéťé ]]'
+        delete_confirm: '[[ Ďéłéťé ťĥíš ǧřóůƿ? ]]'
+        delete_failed: '[[ Unable to delete group. If this is an automatic group, it cannot be destroyed. ]]'
       api:
         title: '[[ ÁРÍ ]]'
         long_title: '[[ ÁРÍ Íɳƒóřɱáťíóɳ ]]'
diff --git a/config/locales/client.pt.yml b/config/locales/client.pt.yml
index 18adc1962..0c6ef73b4 100644
--- a/config/locales/client.pt.yml
+++ b/config/locales/client.pt.yml
@@ -623,6 +623,26 @@ pt:
         delete_title: "apagar post (se for o primeiro post, apagar tópico)"
         flagged_by: "Flagged por"
 
+      groups:
+        title: "Groups"
+        edit: "Edit Groups"
+        selector_placeholder: "add users"
+        name_placeholder: "Group name, no spaces, same as username rule"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Delete"
+        delete_confirm: "Delete this group?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
+
+      api:
+        title: "API"
+        long_title: "API Information"
+        key: "Key"
+        generate: "Generate API Key"
+        regenerate: "Regenerate API Key"
+        info_html: "Your API key will allow you to create and update topics using JSON calls."
+        note_html: "Keep this key <strong>secret</strong>, all users that have it may create arbitrary posts on the forum as any user."
+
       customize:
         title: "Personalizar"
         header: "Cabeçalho"
diff --git a/config/locales/client.pt_BR.yml b/config/locales/client.pt_BR.yml
index 4a9ea1655..7c336bba7 100644
--- a/config/locales/client.pt_BR.yml
+++ b/config/locales/client.pt_BR.yml
@@ -968,6 +968,9 @@ pt_BR:
         name_placeholder: "Nome do grupo, sem espaços, regras iguais ao nome de usuário"
         about: "Editar participação no grupo e nomes aqui"
         can_not_edit_automatic: "Participação nos grupos automáticos é determinada automaticamente, gerencie os usuários para determinar papéis e níveis de confiança"
+        delete: "Apagar"
+        delete_confirm: "Apagar este grupos?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
       api:
         title: "API"
         long_title: "Informações da API"
diff --git a/config/locales/client.ru.yml b/config/locales/client.ru.yml
index 00f8a6252..f6ef39639 100644
--- a/config/locales/client.ru.yml
+++ b/config/locales/client.ru.yml
@@ -1096,6 +1096,9 @@ ru:
         name_placeholder: Название группы, без пробелов, по тем же правилам, что и имя пользователя.
         about: Здесь можно редактировать группы и имена групп
         can_not_edit_automatic: Принадлежность пользователя к системным группам определяется автоматически, однако вы можете самостоятельно переназначить группу пользователя и уровень доверия
+        delete: Удалить
+        delete_confirm: удалить эту Группы?
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
       api:
         title: API
         long_title: Информация об API
diff --git a/config/locales/client.sv.yml b/config/locales/client.sv.yml
index e346404db..e76eb10f0 100644
--- a/config/locales/client.sv.yml
+++ b/config/locales/client.sv.yml
@@ -839,8 +839,26 @@ sv:
         flagged_by: "Flaggad av"
         error: "Någonting gick snett"
 
+      groups:
+        title: "Groups"
+        edit: "Edit Groups"
+        selector_placeholder: "add users"
+        name_placeholder: "Group name, no spaces, same as username rule"
+        about: "Edit your group membership and names here"
+        can_not_edit_automatic: "Automatic group membership is determined automatically, administer users to assign roles and trust levels"
+        delete: "Radera"
+        delete_confirm: "Delete this group?"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
+
       api:
         title: "API"
+        long_title: "API Information"
+        key: "Key"
+        generate: "Generate API Key"
+        regenerate: "Regenerate API Key"
+        info_html: "Your API key will allow you to create and update topics using JSON calls."
+        note_html: "Keep this key <strong>secret</strong>, all users that have it may create arbitrary posts on the forum as any user."
+
       customize:
         title: "Anpassa"
         header: "Sidhuvud"
diff --git a/config/locales/client.zh_CN.yml b/config/locales/client.zh_CN.yml
index 70e2271e7..d31655612 100644
--- a/config/locales/client.zh_CN.yml
+++ b/config/locales/client.zh_CN.yml
@@ -568,10 +568,10 @@ zh_CN:
       not_found:
         title: "未找到主题"
         description: "抱歉，无法找到此主题。有可能它被论坛版主删掉了？"
-      unread_posts: 
+      unread_posts:
         one: "此主题中你有一个帖子未阅"
         other: "此主题中你有 {{unread}} 个帖子未阅"
-      new_posts: 
+      new_posts:
         other: "从你最近一次阅读此主题后，又有一个新帖子发表"
         other: "从你最近一次阅读此主题后，又有 {{new_posts}} 个新帖子发表"
 
@@ -1109,6 +1109,9 @@ zh_CN:
         name_placeholder: "组名，不能含有空格，与用户名规则一致"
         about: "在这里编辑群组的名字和成员"
         can_not_edit_automatic: "这是一个自动划分的群组，管理员用来分配角色和管理用户等级"
+        delete: "删除"
+        delete_confirm: "删除这个小组吗？"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "应用开发接口（API）"
diff --git a/config/locales/client.zh_TW.yml b/config/locales/client.zh_TW.yml
index 88e42e81a..e4d25ac14 100644
--- a/config/locales/client.zh_TW.yml
+++ b/config/locales/client.zh_TW.yml
@@ -958,6 +958,9 @@ zh_TW:
         edit: "編輯群組"
         selector_placeholder: "添加用戶"
         name_placeholder: "組名，不能含有空格，與用戶名規則一致"
+        delete: "刪除"
+        delete_confirm: "删除这个小组吗？"
+        delete_failed: "Unable to delete group. If this is an automatic group, it cannot be destroyed."
 
       api:
         title: "應用開發接口（API）"
diff --git a/spec/controllers/admin/groups_controller_spec.rb b/spec/controllers/admin/groups_controller_spec.rb
index 2c21a5fee..056d12f75 100644
--- a/spec/controllers/admin/groups_controller_spec.rb
+++ b/spec/controllers/admin/groups_controller_spec.rb
@@ -2,14 +2,17 @@ require 'spec_helper'
 
 describe Admin::GroupsController do
 
+  before do
+    @admin = log_in(:admin)
+  end
+
   it "is a subclass of AdminController" do
     (Admin::GroupsController < Admin::AdminController).should be_true
   end
 
   it "produces valid json for groups" do
-    admin = log_in(:admin)
     group = Fabricate.build(:group, name: "test")
-    group.add(admin)
+    group.add(@admin)
     group.save
 
     xhr :get, :index
@@ -23,28 +26,31 @@ describe Admin::GroupsController do
   end
 
   it "is able to refresh automatic groups" do
-    admin = log_in(:admin)
     Group.expects(:refresh_automatic_groups!).returns(true)
 
     xhr :post, :refresh_automatic_groups
     response.status.should == 200
   end
 
-  it "is able to destroy a group" do
-    log_in(:admin)
-    group = Fabricate(:group)
+  context '.destroy' do
+    it "returns a 422 if the group is automatic" do
+      group = Fabricate(:group, automatic: true)
+      xhr :delete, :destroy, id: group.id
+      response.status.should == 422
+      Group.where(id: group.id).count.should == 1
+    end
 
-    xhr :delete, :destroy, id: group.id
-    response.status.should == 200
-
-    Group.where(id: group.id).count.should == 0
+    it "is able to destroy a non-automatic group" do
+      group = Fabricate(:group)
+      xhr :delete, :destroy, id: group.id
+      response.status.should == 200
+      Group.where(id: group.id).count.should == 0
+    end
   end
 
   it "is able to create a group" do
-    a = log_in(:admin)
-
     xhr :post, :create, group: {
-      usernames: a.username,
+      usernames: @admin.username,
       name: "bob"
     }
 
@@ -53,16 +59,14 @@ describe Admin::GroupsController do
     groups = Group.where(name: "bob").to_a
 
     groups.count.should == 1
-    groups[0].usernames.should == a.username
+    groups[0].usernames.should == @admin.username
     groups[0].name.should == "bob"
-
   end
 
   it "is able to update group members" do
     user1 = Fabricate(:user)
     user2 = Fabricate(:user)
     group = Fabricate(:group)
-    log_in(:admin)
 
     xhr :put, :update, id: group.id, name: 'fred', group: {
         name: 'fred',
@@ -72,6 +76,5 @@ describe Admin::GroupsController do
     group.reload
     group.users.count.should == 2
     group.name.should == 'fred'
-
   end
 end