Scooby-Doo, Cadê Você? Temporada 3 Episódio 1

Velma gets asked by her uncle Dave to visit. But while visiting, they find out that hes vanished. Then, they encountered the legendary Willawaw and two Owlmen who may be responsible for uncle Daves disappearance. Legend has it if an owl calls your name, youll be the next victim the Willawaw claims.