Barkley and Fang take centre court to find out who's stealing all the tennis balls in the lead-up to the Dogtown Tennis Grand Slam. Could it be Boris Barker, the famed international tennis pro? Or what about Steffi Gruff? Or Novak Dogavic? Fang and Barkley jump on the case like a dog with a ball, but can they save the day and serve up the criminal mastermind in time? Or will it be game, set, match?
