Arnie the talking doughnut and Peezo participate in a television game show, competing against other local teams in a series of challenges which include facing Nick "The Pumpernator" Pumpernickel, and still manage to solve a mystery.
In this creative nonfiction work, just after learning that Earth's scientists no longer consider him a planet, an unhappy Pluto takes a visitor from Earth on a tour of the solar system, sharing facts along the way.