In this brand-new content update for Where's My Perry? you get to enjoy 20 new Agent P levels, not to mention an additional 20 levels featuring Agent P's nemesis, Dr. Heinz Doofenshmirtz. Excellent!

This great companion game to the Where’s My Water? series has supplied fans of Disney’s Phineas and Ferb cartoon show with plenty of new content and gaming fun, as its up to you to help Agent P make his way through his complex network of transport tubes.

You also get to play as the Dr. Doofenshmirtz, helping him in his quest to take over the tri-state area. But in order to do that, he will need an evil army and that's where you come in! In order to get this new content, however, you will have had to already made the in-app purchase for the Doofenshmirtz Evil Incorporated add-on to the game.