She was the “most beautiful woman in Puppetland” in the 1980s children’s show starring Paul Reubens, and more recently had a ...

Lynne Marie Stewart, who is known as Miss Yvonne on Pee-wee’s Playhouse and Bonnie Kelly on It’s Always Sunny in Philadelphia ...

A rep for the actress told USA TODAY a tumor was found in December near her liver and she died "a month or so after her ...

Lynne Marie Stewart, the character actress known for her work on Pee-Wee's Playhouse and It's Always Sunny in Philadelphia, ...

The actress has recently finished filming for another season of “It’s Always Sunny in Philadelphia” and her forthcoming ...

Lynne Marie Stewart, the TV actress best known for her roles on “It’s Always Sunny in Philadelphia” and “Pee-wee’s Playhouse,” has died. She was 78. Stewart’s death was confirmed by her friend ...

Born Dec. 14, 1946 in L.A., Stewart was a member of The Groundlings in the ’70s, where she met Peterson, Paul Reubens and Phil Hartman. From left: Lynne Marie Stewart, Jimmy Smits and Paul ...

As Miss Yvonne, and Charlie's mom on Sunny, Stewart had a gift for channeling beautiful comedic chaos through a cheerful veneer. Photo: Lila Seeley/Getty Images Lynne Marie Stewart has died.

created by member Paul Reubens. Stewart also met Phil Hartman during this period. “The most beautiful girl in Puppetland has left us,” Newman wrote. “Lynne Stewart was truly an angel and ...

Lynne Marie Stewart ... A beloved comedic actress, Stewart was a longtime member of the Groundlings, the Los Angeles improv troupe where she met Paul Reubens. She starred alongside Reubens ...