"He looks like Shaggy when he was a werewolf," referencing the transformation of the beloved Scooby-Doo character in past cartoons. Others joined in on the fun, with one fan noting: "Harper ...

Later that same year, "Scooby-Doo! and the Reluctant Werewolf" hit television screens, bringing the three cartoon icons back for a monster race after Shaggy is suddenly transformed into a werewolf.

When the Scooby gang visits a dude ranch ... when it’s discovered that the ghost is also the long lost relative of Shaggy Rogers!