First air date: Sep 17, 2005
Episode duration: 00h 11m
Rating: (6.1) based on 191 votes
Status: Ended
Seasons: 6
Episodes: 234
Starring: James Arnold Taylor, Maryke Hendrikse, Ashleigh Ball, Lee Tockar, Ian James Corlett
Created by: Scott Fellows
Genre: Animation, Comedy, Kids

Young Johnny is gung-ho and full of courage. Johnny's brainiac twin sisters, Susan and Mary, use Johnny as their guinea pig for their outrageous scientific experiments. If they can dream it up, Johnny will do it; as long as his genetically engineered super dog, Dukey, can come along.

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