Mumble's inability to sing leads to him being rejected by the penguin community, who view him as an outcast. Despite being ridiculed and ostracized by the other penguins for his differences, Mumble continues to embrace his talents and remains true to himself.Īnother theme in the movie is the importance of acceptance and the negative effects of discrimination. Mumble is born with the ability to tap dance, a skill that is unique among penguins, who are known for their singing abilities. One of the key themes in Happy Feet is the importance of being true to oneself and standing out from the crowd. The movie explores a number of themes, including individuality, acceptance, and the importance of community. Happy Feet is a 2006 animated movie that tells the story of a penguin named Mumble who is unable to sing, but instead has the ability to tap dance.