When Milhouse's Dad, Kirk, takes exception to a school history lesson that paints one of his ancestors in a bad light, Kirk goes on a crusade to censor and control the school curriculum -- a crusade that Homer co-opts for fun and profit.
Dan Castellaneta
Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice)
Julie Kavner
Marge Simpson / Patty Bouvier / Selma Bouvier (voice)
Nancy Cartwright
Bart Simpson / Nelson Muntz / Ralph Wiggum (voice)
Yeardley Smith
Lisa Simpson (voice)
Hank Azaria
Moe Szyslak / Chief Wiggum / Apu / Comic Book Guy / Carl (voice)
Harry Shearer
Ned Flanders / Mr. Burns / Smithers / Skinner / Lenny (voice)
Maggie Roswell
Luann Van Houten (voice)
Kerry Washington
Rayshelle Peyton (voice)
Chris Edgerly
Tucker Carlson (voice)
'Weird Al' Yankovic
'Weird Al' Yankovic (voice)
Grey DeLisle
Gloria Prince / Martin Prince (voice)
Kevin Michael Richardson
Dr. Hibbert / Shaquille O'Neal (voice)
Tress MacNeille
(voice)
Pamela Hayden
Milhouse (voice)