Special Guest Stars Marcia Wallace voices Edna Krabappel Phil Hartman voices Troy McClure Kimmy Robertson voices Samantha Stanky Guest Stars Pamela Hayden voices Milhouse Van Houten Russi Taylor voices Martin Prince Maggie Roswell voices Luanne Van Houten Russi Taylor voices Lewis Clark Russi Taylor voices Chuck Berger Maggie Roswell voices Operator Maggie Roswell voices Singing Nun Uncredited Pamela Hayden voices Commercial Narrator