The Amazing World of Gumball: Season 6, Episode 1 - ProjectFreeTV

6 - 1: The Rival

Back in time to when Anais is a newborn baby, Gumball and Darwin are terrified of her sinister and evil nature of trying to get the boys in trouble and killed. They decide to ship her away, but her box ends up getting picked up by the garbage disposal, forcing the boys to go and rescue her.