A young humanoid alien who gets stranded on earth hooks up with a grizzled old sheriff in a western town and tries to help him solve a tough case, but the sheriff doesn't want any help from a "kid."
Bud Spencer is, as always, getting into fights - especially after getting a job as sheriff. He's looking after a small boy who's actually an extraterrestrial with special abilities thus the military wants him. Bud's got his hands full.
When a mob family takes over an amusement park after the owner dies under mysterious circumstances, the recently-fired clown mascot seeks vengeance for the loss of his job.
After a hot-air balloon lands on the rig while they are going down the road, Will and Sonny get involved in an old man's obsession with entering his balloon, The Old South, in a race.
