On the level with 4 balls make sure you lock the last one on the TV,,While the ball save Is on with the 5 balls in play focus on locking balls in the couch,using the one from the TV you just locked in level 4 as the 1st shot. Its always easy to dump one in Otto to get it out of the way. Hopefully one has landed back in the itchy and scratchy hole. Than its 1 more in the couch and last one in the TV.