Bumba is a mischievous, but always cheerful clown in a circus full of sound and color full of staging tricks. He gets help from his best friends Bumbalu, the Kiwi bird, the bear Nanadu, the elephant Tumbi and many other brightly colored figures cheerfully join him.

In 1960, seven outcast kids known as "The Losers' Club" fight an evil demon who poses as a child-killing clown. Thirty years later, they reunite to stop the demon once and for all when it returns to their hometown.

Chip Baskets wants to follow his dream of being a French clown—however, reality keeps interfering. Saddled with financial difficulties and facing an impenetrable language barrier, he moves back home to Bakersfield with high hopes. There, he is forced to confront his past while working as a rodeo clown and competing with his siblings for his mother's approval and affection.