October 1st is the kickoff of “Scoobtober” programming on HBO Max and Cartoon Network. They’ll be playing more than 17 hours of Scooby-Doo content with new celebrity guests on the animated series including Cher, Jessica Biel, Jason Sudeikis and Run DMC. The lineup features new episodes of “Scooby-Doo and Guess Who?,” Scooby-Doo movies, and the Cartoon Network premiere of “Scoob!” airing October 24th.