A series of adventures set under the Big Top
with Mickey Braddock as Corky, Noah Beery as Joey, the Clown Robert Lowery as Big Tim Champion, Guinn Williams as Pete, the Canvasman, Buddy Baer as Hector, Effie Laird as Mrs. Buford, Kubla Khan, Herb Vigran as Gabby

The circus strong man, Abdullah, has just left to join a medicine show, and Corky and Joey, impressed by the amazing strength of the huge Hector Buford, the blacksmith's son, persuade him to fill the vacancy. Just when Big Tim Champion has staked a half-share in the circus on Hector, along comes mother to take her boy back home!