diff --git a/src/ng/rootScope.js b/src/ng/rootScope.js
index a52baf63..b92f96b4 100644
--- a/src/ng/rootScope.js
+++ b/src/ng/rootScope.js
@@ -393,9 +393,9 @@ function $RootScopeProvider(){
         var oldValues = new Array(watchExpressions.length);
         var newValues = new Array(watchExpressions.length);
         var deregisterFns = [];
-        var changeCount = 0;
         var self = this;
-        var masterUnwatch;
+        var changeReactionScheduled = false;
+        var firstRun = true;
 
         if (watchExpressions.length === 1) {
           // Special case size of one
@@ -407,29 +407,31 @@ function $RootScopeProvider(){
         }
 
         forEach(watchExpressions, function (expr, i) {
-          var unwatch = self.$watch(expr, function watchGroupSubAction(value, oldValue) {
+          var unwatchFn = self.$watch(expr, function watchGroupSubAction(value, oldValue) {
             newValues[i] = value;
             oldValues[i] = oldValue;
-            changeCount++;
-          }, false, function watchGroupDeregNotifier() {
-            arrayRemove(deregisterFns, unwatch);
-            if (!deregisterFns.length) {
-              masterUnwatch();
+            if (!changeReactionScheduled) {
+              changeReactionScheduled = true;
+              self.$evalAsync(watchGroupAction);
             }
           });
-
-          deregisterFns.push(unwatch);
-        }, this);
-
-        masterUnwatch = self.$watch(function watchGroupChangeWatch() {
-          return changeCount;
-        }, function watchGroupChangeAction(value, oldValue) {
-          listener(newValues, (value === oldValue) ? newValues : oldValues, self);
+          deregisterFns.push(unwatchFn);
         });
 
+        function watchGroupAction() {
+          changeReactionScheduled = false;
+
+          if (firstRun) {
+            firstRun = false;
+            listener(newValues, newValues, self);
+          } else {
+            listener(newValues, oldValues, self);
+          }
+        }
+
         return function deregisterWatchGroup() {
           while (deregisterFns.length) {
-            deregisterFns[0]();
+            deregisterFns.shift()();
           }
         };
       },
diff --git a/test/ng/compileSpec.js b/test/ng/compileSpec.js
index fb5dc525..d2f1aec7 100755
--- a/test/ng/compileSpec.js
+++ b/test/ng/compileSpec.js
@@ -2893,21 +2893,21 @@ describe('$compile', function() {
 
         inject(function($rootScope) {
           compile('<div other-tpl-dir param1="::foo" param2="bar"></div>');
-          expect(countWatches($rootScope)).toEqual(7); // 5 -> template watch group, 2 -> '='
+          expect(countWatches($rootScope)).toEqual(6); // 4 -> template watch group, 2 -> '='
           $rootScope.$digest();
           expect(element.html()).toBe('1:;2:;3:;4:');
-          expect(countWatches($rootScope)).toEqual(7);
+          expect(countWatches($rootScope)).toEqual(6);
 
           $rootScope.foo = 'foo';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:;3:foo;4:');
-          expect(countWatches($rootScope)).toEqual(5);
+          expect(countWatches($rootScope)).toEqual(4);
 
           $rootScope.foo = 'baz';
           $rootScope.bar = 'bar';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:bar;3:foo;4:bar');
-          expect(countWatches($rootScope)).toEqual(4);
+          expect(countWatches($rootScope)).toEqual(3);
 
           $rootScope.bar = 'baz';
           $rootScope.$digest();
@@ -2927,21 +2927,21 @@ describe('$compile', function() {
 
         inject(function($rootScope) {
           compile('<div other-tpl-dir param1="{{::foo}}" param2="{{bar}}"></div>');
-          expect(countWatches($rootScope)).toEqual(7); // 5 -> template watch group, 2 -> {{ }}
+          expect(countWatches($rootScope)).toEqual(6); // 4 -> template watch group, 2 -> {{ }}
           $rootScope.$digest();
           expect(element.html()).toBe('1:;2:;3:;4:');
-          expect(countWatches($rootScope)).toEqual(5); // (- 2) -> bind-once in template
+          expect(countWatches($rootScope)).toEqual(4); // (- 2) -> bind-once in template
 
           $rootScope.foo = 'foo';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:;3:;4:');
-          expect(countWatches($rootScope)).toEqual(4);
+          expect(countWatches($rootScope)).toEqual(3);
 
           $rootScope.foo = 'baz';
           $rootScope.bar = 'bar';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:bar;3:;4:');
-          expect(countWatches($rootScope)).toEqual(4);
+          expect(countWatches($rootScope)).toEqual(3);
 
           $rootScope.bar = 'baz';
           $rootScope.$digest();
@@ -2964,18 +2964,18 @@ describe('$compile', function() {
           compile('<div other-tpl-dir param1="::foo" param2="bar"></div>');
           $rootScope.$digest();
           expect(element.html()).toBe('1:;2:;3:;4:');
-          expect(countWatches($rootScope)).toEqual(7); // 5 -> template watch group, 2 -> '='
+          expect(countWatches($rootScope)).toEqual(6); // 4 -> template watch group, 2 -> '='
 
           $rootScope.foo = 'foo';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:;3:foo;4:');
-          expect(countWatches($rootScope)).toEqual(5);
+          expect(countWatches($rootScope)).toEqual(4);
 
           $rootScope.foo = 'baz';
           $rootScope.bar = 'bar';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:bar;3:foo;4:bar');
-          expect(countWatches($rootScope)).toEqual(4);
+          expect(countWatches($rootScope)).toEqual(3);
 
           $rootScope.bar = 'baz';
           $rootScope.$digest();
@@ -2998,18 +2998,18 @@ describe('$compile', function() {
           compile('<div other-tpl-dir param1="{{::foo}}" param2="{{bar}}"></div>');
           $rootScope.$digest();
           expect(element.html()).toBe('1:;2:;3:;4:');
-          expect(countWatches($rootScope)).toEqual(5); // (5 - 2) -> template watch group, 2 -> {{ }}
+          expect(countWatches($rootScope)).toEqual(4); // (4 - 2) -> template watch group, 2 -> {{ }}
 
           $rootScope.foo = 'foo';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:;3:;4:');
-          expect(countWatches($rootScope)).toEqual(4);
+          expect(countWatches($rootScope)).toEqual(3);
 
           $rootScope.foo = 'baz';
           $rootScope.bar = 'bar';
           $rootScope.$digest();
           expect(element.html()).toBe('1:foo;2:bar;3:;4:');
-          expect(countWatches($rootScope)).toEqual(4);
+          expect(countWatches($rootScope)).toEqual(3);
 
           $rootScope.bar = 'baz';
           $rootScope.$digest();
diff --git a/test/ng/directive/ngBindSpec.js b/test/ng/directive/ngBindSpec.js
index 166fdb70..704932b0 100644
--- a/test/ng/directive/ngBindSpec.js
+++ b/test/ng/directive/ngBindSpec.js
@@ -99,11 +99,11 @@ describe('ngBind*', function() {
     it('should one-time bind the expressions that start with ::', inject(function($rootScope, $compile) {
       element = $compile('<div ng-bind-template="{{::hello}} {{::name}}!"></div>')($rootScope);
       $rootScope.name = 'Misko';
-      expect($rootScope.$$watchers.length).toEqual(3);
+      expect($rootScope.$$watchers.length).toEqual(2);
       $rootScope.$digest();
       expect(element.hasClass('ng-binding')).toEqual(true);
       expect(element.text()).toEqual(' Misko!');
-      expect($rootScope.$$watchers.length).toEqual(2);
+      expect($rootScope.$$watchers.length).toEqual(1);
       $rootScope.hello = 'Hello';
       $rootScope.name = 'Lucas';
       $rootScope.$digest();
diff --git a/test/ng/rootScopeSpec.js b/test/ng/rootScopeSpec.js
index 1c26bed7..a6aa91ea 100644
--- a/test/ng/rootScopeSpec.js
+++ b/test/ng/rootScopeSpec.js
@@ -149,14 +149,14 @@ describe('Scope', function() {
 
     it('should clean up stable watches from $watchGroup', inject(function($rootScope) {
       $rootScope.$watchGroup(['::foo', '::bar'], function() {});
-      expect($rootScope.$$watchers.length).toEqual(3);
+      expect($rootScope.$$watchers.length).toEqual(2);
 
       $rootScope.$digest();
-      expect($rootScope.$$watchers.length).toEqual(3);
+      expect($rootScope.$$watchers.length).toEqual(2);
 
       $rootScope.foo = 'foo';
       $rootScope.$digest();
-      expect($rootScope.$$watchers.length).toEqual(2);
+      expect($rootScope.$$watchers.length).toEqual(1);
 
       $rootScope.bar = 'bar';
       $rootScope.$digest();