When Crystal Cove is terrorized by a swarm of feisty flying jack-o-lanterns, Scooby-Doo and the Mystery Inc. gang spring back in action in Happy Halloween, Scooby-Doo! We have an exclusive clip from the brand-new animated holiday film to share with you today before it arrives on DVD and Digital October 6, 2020, from Warner Bros. Home Entertainment. Produced by Warner Bros. Animation, Happy Halloween, Scooby-Doo! features Bill Nye the Science Guy and Elvira, Mistress of the Dark -- who makes a stylish appearance in this clip -- as they join everyone’s favorite teen sleuths in …

Most horror fans likely know who Elvira, Mistress of the Dark is. She's appeared in a wide variety of unique places during her career.