In Scooby-Doo’s greatest adventure yet, see the never-before told story of how lifelong friends Scooby and Shaggy first met and how they joined forces with young detectives Fred, Velma, and…

Eighties teenager Marty McFly is accidentally sent back in time to 1955, inadvertently disrupting his parents’ first meeting and attracting his mother’s romantic interest. Marty must repair the damage to…