A school for stunt men moves into Waratah National Park and Skippy, without needing any stunt lessons, saves their injured teacher.

Sonny wins a trip for himself and a friend to Sydney's Luna Park in a newspaper competition. En route, Sonny encounters a pickpocket who hides a stolen wallet in Skippy's pouch to evade the police. Sonny talks his new friend into rescuing a child trapped on the Ferris wheel.

Sir Adrian, the Chairman of the National Park Trust, is outraged when he discovers protected wild flowers from Waratah National Park are being sold on the streets of Sydney. Working with the Hammonds, 'Uncle' Adrian is determined to catch the men responsible.

A pair of gamblers wanting to fix Mark's football match rescuit a bumbling petty criminal to take him out of the match.