Simpsons Pay Tribute to Marcia Wallace Gregg DeGuire / FilmMagic Marcia Wallace The Hollywood Collectors & Celebrities Show Held at the Burbank Airport Marriott Hotel & Convention Center on July 18, 2009. Burbank, Ca. In honor of the late actress Marcia Wallace, who died at age 70 on Oct. 26, The Simpsons creators will air a tribute episode from the producers Sunday night. "The Ned-Liest Catch," the show's 22nd season finale, which prominently featured Wallace's character, Edna Krabappel, will air at 7:30 p.m. ET, Entertainment Weekly reports. In the episode, Krabappel begins dating Ned Flanders. Fox originally intended to show Wallace's Emmy-winning episode, "Bart the Lover," which first aired 20 years ago, but ran into "technical issues" clearing it. Entertainment Weekly