Mudsy Joins the Circus is the eighth episode of The Funky Phantom. It aired on November 13, 1971.
Mudsy, Skip, Augie, and April visit the Barnaby Bros. Circus, where they spot a gorilla robbing the circus. They suspect that the circus's gorilla, Gigantua, is behind this, and eventually discover that the gorilla in question is connected to a counterfeiting operation.