Lynne Marie Stewart was an actress who appeared in many television series and films. She may be best remembered as "Miss Yvonne: The Most Beautiful Woman in Puppetland" on Pee-wee’s Playhouse. With nearly 150 movie and TV credits, Stewart can be seen in shows including M*A*S*H, Husbands, Wives & Lovers, Laverne & Shirley, Night Stand, Son of the Beach and It's Always Sunny in Philadelphia. Stewart played roles in films including "American Graffiti," "Pee-wee's Big Adventure," "The Running Man" and "Elvira: Mistress of the Dark."