Fatso is one of the Klowns from the 1988 film Killer Klowns from Outer Space. Fatso in of the unfunny killer klowns that tried to invade earth. He is the brother of Chubby the second fattest klown, they share the sametraits as Fatso is morbidly obese and is unable to walk properly.


He is first seen giving a Valentine's Day card to a woman when Klowns including Shorty, Rudy, Bibbo and Chubby were killing people door to door. The woman who got the card was so happy that she turned around not noticing that Fatso was about to kill her with his cotton candy gun. Fatso is actually the only Klown who had a very clear facial expression change, from smiling to frowning before he killed the woman with his cotton candy gun.

He was also seen when he, Spike and the other klowns chase after Mike and the others all through the entire space ship until Dave shot him in the nose, causing him to blow up to smithereen off-screen.