You are going to Watch What’s New, Scooby-Doo? Episode 17 online free episodes with HQ / high quality. Stream cartoons What’s New, Scooby-Doo? Episode 17 Online The Fast and the Wormious, After Fred decides to try his hand at cross-country racing, the gang is stuck with a giant worm, its fanatical worshippers and a racer who would resort to anything to win the race. This episode marks the first appearance of recurring character Gibby Norton.