Jack Fullerton is the brother of Zeke Fullerton. Not much is really known about him, except for he gets in a lot of trouble, unlike his brother, who is the exact opposite. Jack makes an appearance with his family in Uh Oh! Shark! Retrieved from "https://fairlyoddfanon.fandom.com/wiki/Jack_Fullerton?oldid=22513" Categories: Fan Characters Fanon Fairly OddSeesponges Characters Character of Fairly OddSeesponges Males Community content is available under CC-BY-SA unless otherwise noted.