Mumble is an emperor penguin（帝企鵝）. He lives in Emperor Land. He is King there and has a happy family. But Mumble has a problem. His son， Erik， doesn’t want to dance.

Erik runs away from home. Then， he makes friends with Mighty Sven. Sven is a very special penguin because he can fly. Later， Mumble finds Erik and asks him to go home， but Erik says no.

But when they come back， there is an iceberg（冰山） at Emperor Land. Mumble tries to move the iceberg， but it’s too big. He doesn’t give up（放棄）. At last， he finds a way to save（拯救） the other Penguins. He also makes Erik feel like dancing. How does he do it？ Find the answer in the movie.