Tress MacNeille (born June 20, 1951) is an American voice actress best known for providing various voices on the animated series Sing a Song With Pooh Bearand Other Cartoons of Winnie the Pooh, The SimpsonsFuturamaTiny Toon AdventuresAnimaniacsDisney's House of MouseChip 'n Dale Rescue RangersRugrats, and Dave the Barbarian. She voiced Lunchlady Irma, Miss Lemon and Bertha in Recess