S02E22 - Huffin' and Puffin'
Synopsis
Skipper's old puffin enemy Hans comes to the zoo, claiming to be interested in friendship while really seeking to steal the penguins' lair for himself. While it has not aired in the United States, the episode aired with "The Penguin Stays in the Picture" on YTV (in Canada) on April 17, 2010 and again on May 1, 2010.