Watch Out! The Willawaw!

The gang is going to meet Velma’s uncle at his cabin. The gang get worried when they find him gone. While looking for Velma’s uncle, they see something monstrous flying in the sky. They learn that it’s the Willawaw, an owl-like monster that according to legend will carry its victim off when an owl calls the person’s name. Not only that, but some more owl creatures are on the loose.