Tress MacNeille

Tress MacNeille (born June 20, 1951), is an American voice actress.

She voiced Agnes Skinner, Dolph, Lunchlady Doris, and The Crazy Cat Lady on The Simpsons, Babs Bunny on Tiny Toon Adventures, Dot and Hello Nurse on Animaniacs, Chip and Gadget Hackwrench on Chip & Dale: Rescue Rangers, Charlotte Pickles on Rugrats and All Grown Up!, Humphrey the Hippo on The Critic, and Arnold's Grandmother on Hey Arnold!