Scooby can’t resist joining an obedience class that is offering free snacks. But soon, all the dogs except Scooby have robbed a jewellery shop! The dazed dogs don’t remember how they got there. Krypto and Scooby are on the case! But soon Krypto is being controlled too! Can the two crime-solving dogs get to the bottom of the mystery before anything else is stolen? Part of the Scooby-Doo! and Krypto Mysteries series.