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

Features the long-standing voices of Frank Welker (Scooby/Fred), Matthew Lillard (Shaggy), Grey Griffin (Daphne), and Kate Micucci (Velma).

Mr. Peebles is arrested, and the shop's bookkeeper, Arnie , takes over and hosts a massive adoption event for the animals. Key Trivia & Production

Financial trouble. Peebles was struggling with the high cost of caring for Magilla Gorilla. [S1E3] Peebles' Pet Shop of Terrible Terrors!

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

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. Key Trivia & Production Financial trouble

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

Comedian Wanda Sykes , who portrays herself as a friend of Scooby-Doo who originally met him while judging a dog show. Setting: Peebles' Pet Supply Mega-Store. Villain: A giant Fish Monster . Plot Summary The group discovers a letter from a "Professor

The mystery begins when the gang stops at pet shop to restock their supply of Scooby Snacks. They find the store in disarray and meeting Wanda Sykes, who is there helping with pet adoptions. Wanda explains that a monster egg has hatched, and a creature has kidnapped the owner, Mr. Peebles.