A group of teenage friends and their Great Dane (Scooby-Doo) travel in a bright green van solving strange and hilarious mysteries, while returning from or going to a regular teenage function.
A family meeting to decide what to do with the ashes of recently deceased Nanna takes an unexpected turn when Nanna comes back from the dead in an attempt to sort out some of the personal problems of her offspring.
A cooler-than-ever Bruce Wayne must deal with the usual suspects as they plan to rule Gotham City, while discovering that he has accidentally adopted a teenage orphan who wishes to become his sidekick.