The Penguins of Madagascar - Season 1 Episode 22 -

Marlene gets a new roommate named Rhonda, a walrus who is sloppy and has bad manners. Before her roommate arrives, she dances with Skipper and is very excited, but Skipper is paranoid that Marlene's roommate may be a spy, possibly with the intent of stealing Kowalski's newest invention, a device whose function is not yet known.