Chillin' with Mumble Happy Feet Author:Kristin Ostby Learn all about penguins with the characters from Happy Feet . This fun and informative book uses examples from the movie to give facts about penguins and go in-depth about the environmental message of the movie . It even includes tips for what kids can do to help endangered species . And with a sheet of stickers and foil on the cover, fans of t... more »he movie will love chillin' with Mumble and the coolest birds on the planet!« less