diff --git a/src/Umbraco.Web.UI.Client/src/app.js b/src/Umbraco.Web.UI.Client/src/app.js
index 74a7008901..645296f0e0 100644
--- a/src/Umbraco.Web.UI.Client/src/app.js
+++ b/src/Umbraco.Web.UI.Client/src/app.js
@@ -91,6 +91,6 @@ angular.module("umbraco.viewcache", [])
 // be able to configure angular values in the Default.cshtml
 // view which is much easier to do that configuring values by injecting them in  the back office controller
 // to follow through to the js initialization stuff
-if (angular.isFunction(document.angularReady)) {
+if (_.isFunction(document.angularReady)) {
     document.angularReady.apply(this, [app]);
 }
diff --git a/src/Umbraco.Web.UI.Client/src/common/directives/components/tree/umbtree.directive.js b/src/Umbraco.Web.UI.Client/src/common/directives/components/tree/umbtree.directive.js
index a412f73c5a..e27ae11e6c 100644
--- a/src/Umbraco.Web.UI.Client/src/common/directives/components/tree/umbtree.directive.js
+++ b/src/Umbraco.Web.UI.Client/src/common/directives/components/tree/umbtree.directive.js
@@ -409,8 +409,8 @@ function umbTreeDirective($q, $rootScope, treeService, notificationsService, use
                 //load the tree
                 loadTree().then(function () {
                     //because angular doesn't return a promise for the resolve method, we need to resort to some hackery, else
-                    //like normal JS promises we could do resolve(...).then() 
-                    if (args && args.onLoaded && angular.isFunction(args.onLoaded)) {
+                    //like normal JS promises we could do resolve(...).then()
+                    if (args && args.onLoaded && Utilities.isFunction(args.onLoaded)) {
                         args.onLoaded();
                     }
                 });
diff --git a/src/Umbraco.Web.UI.Client/src/common/directives/components/umbaceeditor.directive.js b/src/Umbraco.Web.UI.Client/src/common/directives/components/umbaceeditor.directive.js
index 070ffd4ddd..5e1f2489e6 100644
--- a/src/Umbraco.Web.UI.Client/src/common/directives/components/umbaceeditor.directive.js
+++ b/src/Umbraco.Web.UI.Client/src/common/directives/components/umbaceeditor.directive.js
@@ -82,7 +82,7 @@
             if (Utilities.isDefined(opts.firstLineNumber)) {
                 if (Utilities.isNumber(opts.firstLineNumber)) {
                     session.setOption('firstLineNumber', opts.firstLineNumber);
-                } else if (angular.isFunction(opts.firstLineNumber)) {
+                } else if (Utilities.isFunction(opts.firstLineNumber)) {
                     session.setOption('firstLineNumber', opts.firstLineNumber());
                 }
             }
@@ -116,7 +116,7 @@
 
             // onLoad callbacks
             angular.forEach(opts.callbacks, function(cb) {
-                if (angular.isFunction(cb)) {
+                if (Utilities.isFunction(cb)) {
                     cb(acee);
                 }
             });
@@ -208,7 +208,7 @@
 
                     if (Utilities.isDefined(callback)) {
                         scope.$evalAsync(function() {
-                            if (angular.isFunction(callback)) {
+                            if (Utilities.isFunction(callback)) {
                                 callback(args);
                             } else {
                                 throw new Error('ui-ace use a function as callback.');
diff --git a/src/Umbraco.Web.UI.Client/src/common/directives/components/umbminilistview.directive.js b/src/Umbraco.Web.UI.Client/src/common/directives/components/umbminilistview.directive.js
index 3865ffcdae..783cd7f90a 100644
--- a/src/Umbraco.Web.UI.Client/src/common/directives/components/umbminilistview.directive.js
+++ b/src/Umbraco.Web.UI.Client/src/common/directives/components/umbminilistview.directive.js
@@ -92,7 +92,7 @@
 
                         // advanced item filtering is handled here
                         if (scope.entityTypeFilter && scope.entityTypeFilter.filter && scope.entityTypeFilter.filterAdvanced) {
-                            var filtered = angular.isFunction(scope.entityTypeFilter.filter)
+                            var filtered = Utilities.isFunction(scope.entityTypeFilter.filter)
                                 ? _.filter(miniListView.children, scope.entityTypeFilter.filter)
                                 : _.where(miniListView.children, scope.entityTypeFilter.filter);
                             
diff --git a/src/Umbraco.Web.UI.Client/src/common/directives/validation/valpropertyvalidator.directive.js b/src/Umbraco.Web.UI.Client/src/common/directives/validation/valpropertyvalidator.directive.js
index 37303d22ad..d66e4bd2af 100644
--- a/src/Umbraco.Web.UI.Client/src/common/directives/validation/valpropertyvalidator.directive.js
+++ b/src/Umbraco.Web.UI.Client/src/common/directives/validation/valpropertyvalidator.directive.js
@@ -28,9 +28,9 @@ function valPropertyValidator(serverValidationManager) {
 
             var modelCtrl = ctrls[0];
             var propCtrl = ctrls.length > 1 ? ctrls[1] : null;
-            
-            // Check whether the scope has a valPropertyValidator method 
-            if (!scope.valPropertyValidator || !angular.isFunction(scope.valPropertyValidator)) {
+
+            // Check whether the scope has a valPropertyValidator method
+            if (!scope.valPropertyValidator || !Utilities.isFunction(scope.valPropertyValidator)) {
                 throw new Error('val-property-validator directive must specify a function to call');
             }
             
diff --git a/src/Umbraco.Web.UI.Client/src/common/services/angularhelper.service.js b/src/Umbraco.Web.UI.Client/src/common/services/angularhelper.service.js
index 7e7f804656..32d6a0c340 100644
--- a/src/Umbraco.Web.UI.Client/src/common/services/angularhelper.service.js
+++ b/src/Umbraco.Web.UI.Client/src/common/services/angularhelper.service.js
@@ -147,12 +147,12 @@ function angularHelper($q) {
          */
         safeApply: function (scope, fn) {
             if (scope.$$phase || (scope.$root && scope.$root.$$phase)) {
-                if (angular.isFunction(fn)) {
+                if (Utilities.isFunction(fn)) {
                     fn();
                 }
             }
             else {
-                if (angular.isFunction(fn)) {
+                if (Utilities.isFunction(fn)) {
                     scope.$apply(fn);
                 }
                 else {
diff --git a/src/Umbraco.Web.UI.Client/src/common/services/contenteditinghelper.service.js b/src/Umbraco.Web.UI.Client/src/common/services/contenteditinghelper.service.js
index 6d41ea087d..928b8c8714 100644
--- a/src/Umbraco.Web.UI.Client/src/common/services/contenteditinghelper.service.js
+++ b/src/Umbraco.Web.UI.Client/src/common/services/contenteditinghelper.service.js
@@ -589,7 +589,7 @@ function contentEditingHelper(fileManager, $q, $location, $routeParams, editorSt
                         //instead of having a property editor $watch their expression to check if it has
                         // been updated, instead we'll check for the existence of a special method on their model
                         // and just call it.
-                        if (angular.isFunction(origProp.onValueChanged)) {
+                        if (Utilities.isFunction(origProp.onValueChanged)) {
                             //send the newVal + oldVal
                             origProp.onValueChanged(origProp.value, origVal);
                         }
@@ -643,7 +643,7 @@ function contentEditingHelper(fileManager, $q, $location, $routeParams, editorSt
                         // soft-redirecting which means the URL will change but the route wont (i.e. creating content). 
 
                         // In this case we need to detect what properties have changed and re-bind them with the server data.
-                        if (args.rebindCallback && angular.isFunction(args.rebindCallback)) {
+                        if (args.rebindCallback && Utilities.isFunction(args.rebindCallback)) {
                             args.rebindCallback();
                         }
 
@@ -690,7 +690,7 @@ function contentEditingHelper(fileManager, $q, $location, $routeParams, editorSt
                 // soft-redirecting which means the URL will change but the route wont (i.e. creating content). 
 
                 // In this case we need to detect what properties have changed and re-bind them with the server data.
-                if (args.rebindCallback && angular.isFunction(args.rebindCallback)) {
+                if (args.rebindCallback && Utilities.isFunction(args.rebindCallback)) {
                     args.rebindCallback();
                 }
             }
diff --git a/src/Umbraco.Web.UI.Client/src/common/services/events.service.js b/src/Umbraco.Web.UI.Client/src/common/services/events.service.js
index 965ac3d635..c7ef5bd28f 100644
--- a/src/Umbraco.Web.UI.Client/src/common/services/events.service.js
+++ b/src/Umbraco.Web.UI.Client/src/common/services/events.service.js
@@ -34,7 +34,7 @@ function eventsService($q, $rootScope) {
 		
         /** pass in the result of 'on' to this method, or just call the method returned from 'on' to unsubscribe */
 		unsubscribe: function(handle) {
-		    if (angular.isFunction(handle)) {
+		    if (Utilities.isFunction(handle)) {
 		        handle();
 		    }		    
 		}
diff --git a/src/Umbraco.Web.UI.Client/src/common/services/tree.service.js b/src/Umbraco.Web.UI.Client/src/common/services/tree.service.js
index 9ba4d2964b..9970995a28 100644
--- a/src/Umbraco.Web.UI.Client/src/common/services/tree.service.js
+++ b/src/Umbraco.Web.UI.Client/src/common/services/tree.service.js
@@ -235,7 +235,7 @@ function treeService($q, treeResource, iconHelper, notificationsService, eventsS
                         }
                     });
                 }
-                else if (args.filter && angular.isFunction(args.filter)) {
+                else if (args.filter && Utilities.isFunction(args.filter)) {
                     //if a filter is supplied a cacheKey must be supplied as well
                     if (!args.cacheKey) {
                         throw "args.cacheKey is required if args.filter is supplied";
@@ -315,7 +315,7 @@ function treeService($q, treeResource, iconHelper, notificationsService, eventsS
                         args.node.hasChildren = true;
 
                         //Since we've removed the children &  reloaded them, we need to refresh the UI now because the tree node UI doesn't operate on normal angular $watch since that will be pretty slow
-                        if (angular.isFunction(args.node.updateNodeData)) {
+                        if (Utilities.isFunction(args.node.updateNodeData)) {
                             args.node.updateNodeData(args.node);
                         }
                     }
@@ -349,7 +349,7 @@ function treeService($q, treeResource, iconHelper, notificationsService, eventsS
          * @param {object} treeNode the node to remove
          */
         removeNode: function (treeNode) {
-            if (!angular.isFunction(treeNode.parent)) {
+            if (!Utilities.isFunction(treeNode.parent)) {
                 return;
             }
 
@@ -509,7 +509,7 @@ function treeService($q, treeResource, iconHelper, notificationsService, eventsS
                 if (current.metaData && current.metaData["treeAlias"]) {
                     root = current;
                 }
-                else if (angular.isFunction(current.parent)) {
+                else if (Utilities.isFunction(current.parent)) {
                     //we can only continue if there is a parent() method which means this
                     // tree node was loaded in as part of a real tree, not just as a single tree
                     // node from the server.
@@ -706,7 +706,7 @@ function treeService($q, treeResource, iconHelper, notificationsService, eventsS
                     //to fire, instead we're just going to replace all the properties of this node.
 
                     //there should always be a method assigned but we'll check anyways
-                    if (angular.isFunction(node.parent().children[index].updateNodeData)) {
+                    if (Utilities.isFunction(node.parent().children[index].updateNodeData)) {
                         node.parent().children[index].updateNodeData(found);
                     }
                     else {
@@ -741,7 +741,7 @@ function treeService($q, treeResource, iconHelper, notificationsService, eventsS
             if (!node) {
                 throw "node cannot be null";
             }
-            if (!angular.isFunction(node.parent)) {
+            if (!Utilities.isFunction(node.parent)) {
                 throw "node.parent is not a function, the path cannot be resolved";
             }
 
diff --git a/src/Umbraco.Web.UI.Client/src/installer/installer.service.js b/src/Umbraco.Web.UI.Client/src/installer/installer.service.js
index 05c391c3e7..74858d652e 100644
--- a/src/Umbraco.Web.UI.Client/src/installer/installer.service.js
+++ b/src/Umbraco.Web.UI.Client/src/installer/installer.service.js
@@ -85,12 +85,12 @@ angular.module("umbraco.install").factory('installerService', function ($rootSco
     /** Have put this here because we are not referencing our other modules */
 	function safeApply (scope, fn) {
 	    if (scope.$$phase || scope.$root.$$phase) {
-	        if (angular.isFunction(fn)) {
+	        if (Utilities.isFunction(fn)) {
 	            fn();
 	        }
 	    }
 	    else {
-	        if (angular.isFunction(fn)) {
+	        if (Utilities.isFunction(fn)) {
 	            scope.$apply(fn);
 	        }
 	        else {
diff --git a/src/Umbraco.Web.UI.Client/src/views/common/infiniteeditors/treepicker/treepicker.controller.js b/src/Umbraco.Web.UI.Client/src/views/common/infiniteeditors/treepicker/treepicker.controller.js
index c519a1d4fa..0c5fe9af1b 100644
--- a/src/Umbraco.Web.UI.Client/src/views/common/infiniteeditors/treepicker/treepicker.controller.js
+++ b/src/Umbraco.Web.UI.Client/src/views/common/infiniteeditors/treepicker/treepicker.controller.js
@@ -173,7 +173,7 @@ angular.module("umbraco").controller("Umbraco.Editors.TreePickerController",
                 $scope.model.filterAdvanced = false;
 
                 //used advanced filtering
-                if (angular.isFunction($scope.model.filter)) {
+                if (Utilities.isFunction($scope.model.filter)) {
                     $scope.model.filterAdvanced = true;
                 }
                 else if (Utilities.isObject($scope.model.filter)) {
@@ -189,9 +189,9 @@ angular.module("umbraco").controller("Umbraco.Editors.TreePickerController",
                     if ($scope.model.filter.startsWith("{")) {
                         $scope.model.filterAdvanced = true;
 
-                        if ($scope.model.filterByMetadata && !angular.isFunction($scope.model.filter))
+                        if ($scope.model.filterByMetadata && !Utilities.isFunction($scope.model.filter))
                         {
-                            var filter = angular.fromJson($scope.model.filter);
+                            var filter = Utilities.fromJson($scope.model.filter);
                             $scope.model.filter = function (node){ return _.isMatch(node.metaData, filter);};
                         }            
                         else
@@ -456,7 +456,7 @@ angular.module("umbraco").controller("Umbraco.Editors.TreePickerController",
             if ($scope.model.filterAdvanced) {
 
                 //filter either based on a method or an object
-                var filtered = angular.isFunction($scope.model.filter)
+                var filtered = Utilities.isFunction($scope.model.filter)
                     ? _.filter(nodes, $scope.model.filter)
                     : _.where(nodes, $scope.model.filter);
 
diff --git a/src/Umbraco.Web.UI.Client/test/lib/angular/angular-mocks.js b/src/Umbraco.Web.UI.Client/test/lib/angular/angular-mocks.js
index 1c13b21fb1..c9dde30c4f 100644
--- a/src/Umbraco.Web.UI.Client/test/lib/angular/angular-mocks.js
+++ b/src/Umbraco.Web.UI.Client/test/lib/angular/angular-mocks.js
@@ -699,7 +699,7 @@ angular.mock.dump = function (object) {
             });
             out = '[ ' + out.join(', ') + ' ]';
         } else if (Utilities.isObject(object)) {
-            if (angular.isFunction(object.$eval) && angular.isFunction(object.$apply)) {
+            if (Utilities.isFunction(object.$eval) && Utilities.isFunction(object.$apply)) {
                 out = serializeScope(object);
             } else if (object instanceof Error) {
                 out = object.stack || ('' + object.name + ': ' + object.message);
@@ -927,7 +927,7 @@ function createHttpBackendMock($rootScope, $delegate, $browser) {
         responsesPush = angular.bind(responses, responses.push);
 
     function createResponse(status, data, headers) {
-        if (angular.isFunction(status)) return status;
+        if (Utilities.isFunction(status)) return status;
 
         return function () {
             return angular.isNumber(status)
@@ -943,7 +943,7 @@ function createHttpBackendMock($rootScope, $delegate, $browser) {
             wasExpected = false;
 
         function prettyPrint(data) {
-            return (Utilities.isString(data) || angular.isFunction(data) || data instanceof RegExp)
+            return (Utilities.isString(data) || Utilities.isFunction(data) || data instanceof RegExp)
                 ? data
                 : angular.toJson(data);
         }
@@ -1372,20 +1372,20 @@ function MockHttpExpectation(method, url, data, headers) {
 
     this.matchUrl = function (u) {
         if (!url) return true;
-        if (angular.isFunction(url.test)) return url.test(u);
+        if (Utilities.isFunction(url.test)) return url.test(u);
         return url == u;
     };
 
     this.matchHeaders = function (h) {
         if (Utilities.isUndefined(headers)) return true;
-        if (angular.isFunction(headers)) return headers(h);
+        if (Utilities.isFunction(headers)) return headers(h);
         return Utilities.equals(headers, h);
     };
 
     this.matchData = function (d) {
         if (Utilities.isUndefined(data)) return true;
-        if (data && angular.isFunction(data.test)) return data.test(d);
-        if (data && !Utilities.isString(data)) return angular.toJson(data) == d;
+        if (data && Utilities.isFunction(data.test)) return data.test(d);
+        if (data && !Utilities.isString(data)) return Utilities.toJson(data) == d;
         return data == d;
     };
 
@@ -1484,7 +1484,7 @@ angular.mock.$TimeoutDecorator = function ($delegate, $browser) {
 
     function formatPendingTasksAsString(tasks) {
         var result = [];
-        angular.forEach(tasks, function (task) {
+        Utilities.forEach(tasks, function (task) {
             result.push('{id: ' + task.id + ', ' + 'time: ' + task.time + '}');
         });