The entertainment world mourns the loss of Lynne Marie Stewart, a beloved character actress best known for her role as Miss Yvonne on Pee-wee’s Playhouse and Charlie’s eccentric mother on It’s Always Sunny in Philadelphia. She passed away on February 21, 2025, at 78.

Born in Los Angeles in 1946, Stewart’s passion for acting led her to The Groundlings, where she honed her comedic skills alongside icons like Paul Reubens. Her career spanned television, film, and theater, with standout roles in American Graffiti, Bridesmaids, Laverne & Shirley, and more.

A versatile performer, Stewart brought humor, warmth, and impeccable timing to every role. Tributes from colleagues and fans highlight her kindness, mentorship, and enduring influence on comedy and entertainment. Her legacy as a trailblazer in character acting will live on.