[s1e3] Peebles' Pet Shop Of Terrible Terrors! May 2026

The episode features characters from the classic 1964 Hanna-Barbera cartoon, The Magilla Gorilla Show .

" Peebles' Pet Shop of Terrible Terrors! " is the third episode of the first season of , which originally premiered on July 11, 2019. Episode Overview [S1E3] Peebles' Pet Shop of Terrible Terrors!

Features the long-standing voices of Frank Welker (Scooby/Fred), Matthew Lillard (Shaggy), Grey Griffin (Daphne), and Kate Micucci (Velma). The episode features characters from the classic 1964

The group discovers a letter from a "Professor Smythe" claiming the egg must be kept cold to prevent a monster from hatching. After a series of chases—and the appearance of —the gang unmasks the Fish Monster. The Reveal Culprit: Mr. Peebles himself. which originally premiered on July 11