Scooby-Doo/Scooby-Doo and the Legend of the Vampire
Scooby-Doo and the Legend of the Vampire is the sixth in a series of animated made-for-DVD movies based on the long-running Scooby-Doo shows. It was released on DVD March 4, 2003 and premiered on Cartoon Network soon after.
The gang is in Australia for a vacation and wind up cracking a smuggling case, then they take in the Vampire Rock Music Festival, which is being haunted by a rock-dwelling vampire named the yowie Yahoo. Matt Marvelous, a shoe-in at the Festival contest is whisked away by the Yowie Yahoo.
The movie is of particular note as it reunites Frank Welker, Casey Kasem, Heather North and Nicole Jaffe as the gang's voices.