: The rats are bullying Roger the alligator , so the penguins decide to help him find his inner fighter by swapping his brain with Rico’s .
: Full episodes are occasionally available on the official Nickelodeon YouTube channel . Episode Overview Watch The Penguins of Madagascar S01E12
: Some platforms and databases list "The Hidden" as Season 1, Episode 12, depending on how they order the segments. If the Roger/Lemur episode isn't what you're looking for, "The Hidden" involves a mysterious new neighbor with giant tentacles. The Penguins of Madagascar: Season 1, Episode 12 : The rats are bullying Roger the alligator