A Pup Named Scooby-Doo: 4x5
Mayhem of the Moving Mollusk
The Scooby-Doo Detective Agency helps out a Monster Catching agency in danger of going out of business when a giant snail is terrorizing everyone.
4 - 1The Were-Doo of Doo Manor Aug. 03, 1991
4 - 2Catcher on the Sly Aug. 10, 1991
4 - 3The Ghost of Mrs. Shusham Aug. 10, 1991
4 - 4The Wrath of Waitro Aug. 10, 1991
4 - 5Mayhem of the Moving Mollusk Aug. 17, 1991