This is absolutely brilliant. Watch:

When Scooby and the Gang come to Gotham City to visit Alfred Pennyworth, they stumble into a dangerous mystery! Alfred’s been kidnapped by the Man-Bat! Batman is on the case and he does not want any help from our meddling kids. Catch the latest episode of Scooby-Doo and Guess Who, featuring Batman only on Boomerang 9/19!

[WB Kids]