Mumble's son, Erik, is struggling to realize his talents in the Emperor Penguin world. Meanwhile, Mumble and his family and friends discover a new threat their home -- one that will take everyone working together to save them.
Mumble's son, Erik, is struggling to realize his talents in the Emperor Penguin world. Meanwhile, Mumble and his family and friends discover a new threat their home -- one that will take everyone working together to save them.
