Scooby-Doo and the Witch's Ghost Original Production Cel and Matching Drawing Signed by Bob Singer: ScoobyScooby Doo MEDIUM: Original Production Cel with Matching Drawing on Printed Background IMAGE SIZE: 10. 5" x 9" Cel, 10. 5" x 9. 5" Drawing PRODUCTION: Scooby Doo and the Witch's Ghost, 1999 SKU: IFA13031 ABOUT THE IMAGE: The Hanna Barbera cartoon, Scooby Doo, Where Are You? was launched in 1969 and has had the longest run of a cartoon series. Over the years its been in 19 TV series (on CBS, ABC, the WB, Cartoon Network and Boomerang) and more than 40