It's a Scooby-Doo reunion when Scooby and the rest of the Mystery Gang gather at a circus carnival under the big top. But when the clowns enter the ring, things go from merry to mayhem: clowns turn into robots, Scooby Snacks are snatched, and parents are kidnapped! To solve this You Choose mystery, readers decide which path to follow, uncovering twists and turns along the way. A glossary and Scooby-Doo jokes make this a fun and educational read.