Episodes
Scooby-Doo and Guess Who?: Dark Diner of Route 66! (S4EP2 Boomerang Thurs 25 Nov 2021)
Dark Diner of Route 66!: Scooby and Shaggy meet up with their biker buddy, Axl Rose, on a tour of famous roadside diners along iconic Route 66. However, they soon find themselves embroiled in a crazy spooky mystery involving three mud men.
Airdate: Thurs 25 Nov 2021 at 07:30 on Boomerang
Season 4 Episode 2
Faced with some of their toughest mysteries yet, Fred, Daphne, Velma, Shaggy and Scooby-Doo will join forces with some of the biggest names in celebrity and pop culture including NBA superstar Chris Paul, recording artists Halsey and Sia, Ricky Gervais, Kenan Thompson, Bill Nye, Neil deGrasse Tyson, Mark Hamill, Steve Urkel, Batman, Sherlock Holmes, The Flash, Wonder Woman and many more!