Next stop on the Cheapo European Tours: Denmark, where it seems there is something rotten in Denmark as the kids run into the ghost of Hamlet at the Hotel Hamlet they are staying in. The ghost wants to let the kids know something though.
Scooby and the gang visit a hotel where everything seems to hint at Shakespeare. A ghost appears with a message and a warning. While the gang is visiting the Greek Islands, Supercrook "Fattiest Blimp" has figured out a way to turn people to stone. Many influential peole are on his hitlist... including Scooby Doo.