Shaggy & Scooby-Doo Get a Clue!
S02E10· Don't Get a Big Head
· 22m
Dr. Phibes, tired of being outsmarted by our heroes, revises his nano formula to increase his IQ. It also inflates his head. Now, Shaggy and Scooby must stop him from releasing a gas that will drastically lower the world's intelligence.