Scooby-Doo! Mystery Incorporated Season 1 Episode 4
A Man Crab attacks Crystal Cove beach during a volleyball tournament for Trickell’s Triquid diet mixture. The gang must stop him and solve this mystery before the tournament’s female players, who the Man Crab has taken a liking to, are put in danger. Meanwhile, Velma gets some relationship advice from Daphne.
Episode Title: Revenge of the Man Crab
Air Date: 2010-08-02