Preschool-age viewers will delight in this fun program that features kid-friendly music group the Wiggles staging their very own circus, complete with clowns, jugglers, trapeze acts and irresistible tunes such as "Waltzing Matilda." The whole gang is getting in on the act, which includes Wags the dog's balancing tricks, Captain Feathersword's amazing somersaults and Henry the octopus and Dorothy the dinosaur's lively dances.