Where's My Water?
The first five levels in the first chapter, "Cranky's First Course", are free to play, while the rest of the chapter and all of the second chapter, "Hunger Pains", are accessible through a one-time in-app purchase.  An all new Food Groups and the third episode "Bulking Up" were released on April 5, 2012, as well as adding 6 challenges and two bonus stages. The fourth and final episode, "Overstuffed", was released on May 18, 2012.