Special Guest Stars
Kelsey Grammer
voices Sideshow Bob
Scott Bakula
voices Himself
Steve Ballmer
voices HimselfGuest Stars
Pamela Hayden
voices Milhouse Van Houten
Pamela Hayden
voices Jimbo Jones
Tress MacNeille
voices Dolph Shapiro
Chris Edgerly
voices Santa Claus
Tress MacNeille
voices Cassandra Patters
