The Yowie Yahoo , a terrifying, fire-breathing vampire who is reportedly turning musicians into his minions.
"So I'm not going to turn into a bloodsucking weirdo?" Velma: "Bloodsucker? No. Weirdo? We're too late for that."
To investigate, the gang goes undercover as a heavy metal band called The Meddling Kids .
After several films with "real" supernatural elements, this one returned to the classic "guy in a mask" (or in this case, makeup and special effects) format.