Maven Morgan

A small woodland creature and a majestic bird, two natural sworn enemies of the Valley, magically trade places and set off on an adventure of a lifetime to switch back. Their journey soon uncovers a greater threat—one that could endanger not only their species, but the entire valley they call home.

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 Daphne to form the famous Mystery Inc. Now, with hundreds of cases solved, Scooby and the gang face their biggest, toughest mystery ever: an evil plot to unleash the ghost dog Cerberus upon the world. As they race to stop this global “dogpocalypse,” the gang discovers that Scooby has a secret legacy and an epic destiny greater than anyone ever imagined.

Each Christmas Eve, the Ghost of Christmas Present selects one dark soul to be reformed by a visit from three spirits. But this season, he picked the wrong Scrooge. Clint Briggs turns the tables on his ghostly host until Present finds himself reexamining his own past, present and future.