The Amazing World of Gumball (2011)

S2E6 The Banana

Gumball is determined to seek revenge after Banana Joe munches on Darwin's favorite pen. Furious over the act, he rallies to find a way to make Banana Joe pay for his thoughtless actions. With Darwin's support, Gumball devises a plan to bring justice and restore order to their world, proving that even the smallest grievances can spark a big adventure.