diff --git a/src/gameobjects/container/Container.js b/src/gameobjects/container/Container.js
index 3ba4c9451..63360a9e8 100644
--- a/src/gameobjects/container/Container.js
+++ b/src/gameobjects/container/Container.js
@@ -126,7 +126,7 @@ var Container = new Class({
          * @private
          * @since 3.4.0
          */
-        this.addCallback = this.addHandler;
+        this.addCallback = this.addHandler.bind(this);
 
         /**
          * A callback that is invoked every time a child is removed from this list.
@@ -136,7 +136,7 @@ var Container = new Class({
          * @private
          * @since 3.4.0
          */
-        this.removeCallback = this.removeHandler;
+        this.removeCallback = this.removeHandler.bind(this);
 
         /**
          * A reference to the Scene Display List.
@@ -151,9 +151,9 @@ var Container = new Class({
         this.setPosition(x, y);
         this.clearAlpha();
 
-        if (Array.isArray(children))
+        if (children)
         {
-            this.addMultiple(children);
+            this.add(children);
         }
     },
 
@@ -196,7 +196,7 @@ var Container = new Class({
      * @param {Phaser.GameObjects.Container} list - The List the Game Object was added to (also this Container)
      * @param {Phaser.GameObjects.GameObject} gameObject - The Game Object that was just added to this Container.
      */
-    addHandler: function (list, gameObject)
+    addHandler: function (gameObject)
     {
         gameObject.on('destroy', this.remove, this);
 
@@ -209,7 +209,7 @@ var Container = new Class({
                 gameObject.parentContainer.remove(gameObject);
             }
 
-            gameObject.parentContainer = list;
+            gameObject.parentContainer = this;
         }
     },
 
@@ -223,9 +223,9 @@ var Container = new Class({
      * @param {Phaser.GameObjects.Container} list - The List the Game Object was removed from (also this Container)
      * @param {Phaser.GameObjects.GameObject} gameObject - The Game Object that was just removed from this Container.
      */
-    removeHandler: function (list, gameObject)
+    removeHandler: function (gameObject)
     {
-        gameObject.off('destroy', list.remove, this);
+        gameObject.off('destroy', this.remove, this);
 
         if (this.exclusive)
         {
diff --git a/src/gameobjects/particles/ParticleEmitter.js b/src/gameobjects/particles/ParticleEmitter.js
index b1cc2b5dd..1f84b124e 100644
--- a/src/gameobjects/particles/ParticleEmitter.js
+++ b/src/gameobjects/particles/ParticleEmitter.js
@@ -11,7 +11,7 @@ var DeathZone = require('./zones/DeathZone');
 var EdgeZone = require('./zones/EdgeZone');
 var EmitterOp = require('./EmitterOp');
 var GetFastValue = require('../../utils/object/GetFastValue');
-var GetRandomElement = require('../../utils/array/GetRandomElement');
+var GetRandom = require('../../utils/array/GetRandom');
 var HasAny = require('../../utils/object/HasAny');
 var HasValue = require('../../utils/object/HasValue');
 var Particle = require('./Particle');
@@ -943,7 +943,7 @@ var ParticleEmitter = new Class({
         }
         else if (this.randomFrame)
         {
-            return GetRandomElement(this.frames);
+            return GetRandom(this.frames);
         }
         else
         {
diff --git a/src/tilemaps/components/Randomize.js b/src/tilemaps/components/Randomize.js
index a5134bc7c..cc52b8e19 100644
--- a/src/tilemaps/components/Randomize.js
+++ b/src/tilemaps/components/Randomize.js
@@ -5,7 +5,7 @@
  */
 
 var GetTilesWithin = require('./GetTilesWithin');
-var GetRandomElement = require('../../utils/array/GetRandomElement');
+var GetRandom = require('../../utils/array/GetRandom');
 
 /**
  * Randomizes the indexes of a rectangular region of tiles (in tile coordinates) within the
@@ -44,7 +44,7 @@ var Randomize = function (tileX, tileY, width, height, indexes, layer)
 
     for (i = 0; i < tiles.length; i++)
     {
-        tiles[i].index = GetRandomElement(indexes);
+        tiles[i].index = GetRandom(indexes);
     }
 };