Scooby-Doo and the Vampire's Revenge by Duendes del Sur
On Halloween, Scooby-Doo and the gang are helping out with an auction in the fancy Brickstone Hotel. Things get batty when a vampire swoops in and steals a magical jewel from Transylvania. Jeepers creepers! It's up to Scooby and the gang to unmask the neck-nibbling thief!