The gang goes along with Scooby to his parents' house. Scooby's parents give him their heirloom, a special collar. Everything seems okay until the ghost of a long dead dogcatcher who was arrested when he tried to steal that collar off of a young Scooby comes to continue what he started years ago.

Daphne is excited about going to hear her favorite rock singer Buddy. That is until the ghost of a long dead rock singer comes and kidnaps Buddy.