Celebrity Weekly

Celebrity Weekly is a magazine.

Season one
According to Daphne Blake (Scooby-Doo! Mystery Incorporated) Celebrity Weekly's Halloween edition featured a youth potion ad that everybody knew was hoax, except for Sheila Altoonian who was already envious of her friend, Nan Blake, so she dressed up as a vampire to steal the ingredients.

Appearances

 * Scooby-Doo! Mystery Incorporated
 * 111: The Secret Serum