
1. Happy Birthday, Scooby-Doo Part 1
Aired: Sep 8, 1984A surprise birthday party for Scooby-Doo takes a dark turn when a menacing fi...
The Mystery Machine gang delves into a spooky hotel mystery, where a ghostly presence has sent guests fleeing. As they dig deeper, Scooby-Doo uncovers a tangled web of deceit, ultimately leading to a surprising revelation about the haunting.