A tap-dancing penguin goes searching for his missing son, but his search leads him to discover a drifting iceberg that threatens to destroy his colony. He sets out to unite all the birds in the Antarctic to avert the catastrophe. Animated musical comedy sequel, with the voices of Elijah Wood, Robin Williams, Ava Acres and Hank Azaria.

Mumble the penguin has a problem: his son Erik, who is reluctant to dance, encounters the Mighty Sven — a penguin who can fly! Things get worse for Mumble when the world is shaken by powerful forces, causing him to bring together the penguin nations and their allies to set things right.