another. The bestselling business self-help book Our Iceberg is Melting: Changing and Succeeding Under Any Conditions by John Kotter and Holger Rathberger concerns a colony of emperor penguins struggle to organize a solution to the reality that their iceberg habitat is in danger of melting by the end of the season. The penguins in the story act human and have human names. The story is presented as a fable for demonstrating Kotter's Eight Steps Change model. 365 Penguins is a 2006 children's picture book by Jean-Luc Fromental and illustrated by Joelle Jolivet. Penguin is a 2007 children's picture book written and illustrated by Polly Dunbar. Film and television Feature films and animation In the major animated sequence of the film, Mary Poppins, Mary and Bert are served by a group of overeager penguin waiters. Afterwards, Bert has an extended dance sequence with them, soon lowering his trousers to imitate their stubby legs. A 1971 Sesame Street animation by John and Faith Hubley on the subject of rhythm depicts a penguin tap-dancing on an ice floe to the diverse rhythms of a drum, a knock on a door, a saw, and a typewriter, and receiving applause from Antarctic seals. One of the main villains of the movie Batman Returns is the Penguin. In the film, the Penguin is raised by penguins and forms an army of penguins to attack Gotham City. Their equipment included back-mounted rockets and laser eye sights. The Penguin also appears in The Batman vs Dracula: The Animated Movie and Batman: Mystery of the Batwoman. In Fight Club, the narrator's "power animal" is a talking king penguin. The direct-to-video film The Little Mermaid II: Return to the Sea features a penguin named Tip. In Toy Story 2, Woody is stolen from a yard sale when he attempts to rescue Wheezy, Andy's squeaky penguin toy. In 50 First Dates, a 2004 romantic comedy, the character portrayed by Adam Sandler has a pet penguin named Willie. The movie Billy Madison featured a penguin that was a nemesis of the title character in hallucinations. In the movie Gregory's Girl, there is a background running gag involving a child in a penguin costume wandering around the school and being directed from place to place. The 2004 science fiction movie Alien vs. Predator also features Humboldt penguins with one of them startling Graeme Miller. Happy Feet and Happy Feet Two are two popular