Edna Krabappel
Edna Krabappel-Flanders is a fictional character from the animated American sitcom The Simpsons. She was voiced by Marcia Wallace from 1990 until her death in October 2013. Edna was a 4th grade teacher, who taught Bart Simpson’s class at Springfield Elementary School. She is a surly, grumpy and jaded caricature of the American public school system.