When Wonder Buddy and Super Earl learn that the Evil Doctor Stinker is planning to shut down the only hamburger factory in town, they know they have to find the supervillain's secret lair -- fast! Hopping into the Earl-mobile, they race inot the yard next door where they come face-to-face with the new neighbors. At first, Mister the bulldog is alarmed by Wonder Buddy's laser-beam eyes, and Snowball the cat thinks that Super Earl is the funniest-looking mouse she's ever seen. But when Snowball ends up in mortal danger, Buddy, Earl and Mister team up to save the day. The dog who likes to play by the rules and the hedgehog who knows no limits make some super new friends in this fifth book in the critically acclaimed Buddy and Earl series.