The Amazing World of Gumball S1E13 backdrop

The Amazing World of Gumball (2011)

Name: The Mystery
Released: 2011-07-11

S1E13 The Mystery

Jul 11, 2011 Season 1 Episode 13 Animation, Family, Sci-Fi & Fantasy, Comedy

When Gumball's class discovers Principal Brown all wrapped in toilet paper, with a shaved head and smeared in green paint, he takes it upon himself to uncover the truth behind this bizarre incident. If he doesn't figure it out, he risks facing detention.