"What a Night for a Knight" is the first episode of Scooby-Doo, Where Are You!, which means its monster-of-the-day, the Black Knight, is the first villain Scooby and his friends have ever faced.
Or is there someone else behind the Black Knight and his dragon--someone who wants to scare everyone away from Joust for Fun and ensure its utter failure? Join Scooby-Doo, Shaggy, Daphne, Fred, and ...