While putting up Shaggy's papers for his morning route, Scooby runs into a green monster that steals Shaggy's bike. The gang traces it to a haunted house where they find a room full of counterfeit money.

At the Scooby Snack factory, where Scooby's food is being made a strange accident occurs at the cheese lab. The workers are all chased away by a strange cheese creature demanding that Scooby Snacks stop being made.