Back when Marvel made Hanna-Barbera comics, the mystery for this issue is Mystery Inc. fighting off a surfer ghost, with some help with the cast of Captain Caveman (one of Scooby-Doo's many clone shows). They start at the beach, with Fred rocking a bright blue speedo. Oh I'm in love *fans self*. He and Scooby go surfing, until they are attacked by a poor man's Iceman costume. The gang go investigate around, and see a trio of hunky surfers in speedos (Fred's still hotter). And learn from this weaseley guy about some surfing videos, involving a cave. So Mystery Inc and the Teen Angels go investigate the cave, and get attacked by the Surfer Ghost. Captain Caveman is captured by accident. I love that shot of Fred walking. I love him so freaking much. The gang go investigate further with Rowby, and later find the outfit. Fred is wearing a shirt but one panel shows he's just wearing a speedo underneath. Spoilers, but the gang (or Fred) figure ou...