Mystery Inc. has disbanded. Crystal Cove is attacked by a Man-Baby called Crybaby Clown. Mayor Nettles is approached by a mysterious figure who gives her the files on Mystery Inc. while stating that she has to get Mystery Inc. back together.
Quest roles:
Frank Welker(Scooby-Doo / Fred Jones (voice)), Grey Griffin(Daphne Blake (voice)), Matt Lanter(Baylor Hotner (voice)), Kate Higgins(Mayor Janet Nettles (voice)), Patrick Warburton(Sheriff Bronson Stone (voice)), Mitch Watson(Ethan (voice)), Mark Hamill(Crybaby Clown (voice))