Scooby-Doo! Mystery Incorporated Season 1 Episode 19 - Nightfright

Shaggy and Scooby win a dinner date with their hero, Vincent Van Ghoul. What they do not realize is that they are unwitting participants in Van Ghoul's new reality television show where he has dinner with people, then scares them out of their wits. When a monster known as Nightfright locks the three up and terrorizes them, it is up to Fred, Daphne, and Velma to solve the mystery and rescue their friends.