Joe Cuppa is a comedian, who appears for the first time in the You're Everybody's Sidekick episode. This character is the only person in the series, who doesn't have any special powers. He was known for his good humor, but over time, his popularity waned. After this, Joe Cuppa learns how he can use his jokes to fight with bad guys. He has a normal human body, but with a coffee cup head, and his mouth is located inside the cup. Joe wears a white shirt, a brown tie, gray pants, and black shoes. A fanart OK K.O.! Let's Be Heroes cursor featuring Joe Cuppa and his classic brown Tie.