"The Simpsons," bu the way, has been no stranger to killing off characters over the years - Maude Flanders, Frank Grimes, Mona Simpson and Edna Krabappel among them. More from Variety ...

Marcia Wallace, who gained fame on “The Bob Newhart Show” and whom audiences embraced as teacher Edna Krabappel on “The Simpsons,” has died. She was 70. “I was tremendously saddened to ...