diff --git a/src/pixi/display/DisplayObjectContainer.js b/src/pixi/display/DisplayObjectContainer.js
index 3bee268..bc4fd69 100644
--- a/src/pixi/display/DisplayObjectContainer.js
+++ b/src/pixi/display/DisplayObjectContainer.js
@@ -296,18 +296,11 @@
  * @method getBounds
  * @return {Rectangle} The rectangular bounding area
  */
-PIXI.DisplayObjectContainer.prototype.getBounds = function(matrix)
+PIXI.DisplayObjectContainer.prototype.getBounds = function()
 {
     if(this.children.length === 0)return PIXI.EmptyRectangle;
 
     // TODO the bounds have already been calculated this render session so return what we have
-    if(matrix)
-    {
-        var matrixCache = this.worldTransform;
-        this.worldTransform = matrix;
-        this.updateTransform();
-        this.worldTransform = matrixCache;
-    }
 
     var minX = Infinity;
     var minY = Infinity;
@@ -329,7 +322,7 @@
 
         childVisible = true;
 
-        childBounds = this.children[i].getBounds( matrix );
+        childBounds = this.children[i].getBounds();
      
         minX = minX < childBounds.x ? minX : childBounds.x;
         minY = minY < childBounds.y ? minY : childBounds.y;