Leaf of Absence My Gym Partner's a Monkey : Season 2 Episode 10

When the school gets sued, Principal Pixiefrog takes time off from work. His replacement is Principal Wolverine, a principal (who is always shown squinting) who is making things miserable for the students, and even Ms. Warthog. Plus, he has an obsession with biting people on the butt, saying "Do I have to bite you on the buttocks?" as a threat towards students. So Adam and Jake attempt to persuade Principal Pixiefrog to come back to his old job.