Fred and Daphne are having a baby – Scooby Doo!

People Magazine reports Sarah Michelle Gellar and Freddie Prinze Jr. are expecting their first child together. Sarah, 31, is due in the fall, according to a close friend of the couple who  have been married for six years. Gellar who starred in the long running “Buffy the Vampire Slayer,” will next shoot the HBO pilot The Wonderful Maladays, for which she serves as an executive producer. Prinze, 33, recently shot the comedy pilot “No Heroics” for ABC.