Get ready to rock 'n' roll with Scooby-Doo! The Mystery Inc. gang is heading to a concert by their favourite rock band, the Electric Pickle. Everyone's super-psyched until trouble goes down. The band's lead singer, Steve Stringbean, vanishes in a puff of smoke and is replaced by - ZOINKS! - a Rock 'n' Roll Zombie! Can Velma, Shaggy, Scooby, Daphne and Fred get to the bottom of this rockin' mystery before the gig is up?