They Saved Lisa's Brain/Appearances

Characters
 * Marge Simpson
 * Homer Simpson
 * Jeremy Freedman
 * Lisa Simpson
 * Cletus Spuckler
 * Carl Carlson
 * Dr. Julius Hibbert
 * Bill
 * Marty
 * Otto Mann
 * Bart Simpson
 * Maggie Simpson
 * Barney Gumble
 * Krusty the Clown
 * Rainier Wolfcastle
 * Moe Szyslak
 * Lenny Leonard
 * Ned Flanders
 * Chief Wiggum
 * Ralph Wiggum
 * Reverend Lovejoy
 * Seymour Skinner
 * Prof. John Frink
 * Lindsay Naegle
 * Comic Book Guy
 * Boudoir Photographer
 * Sam
 * Larry
 * Mayor Joe Quimby
 * Officer Lou
 * Officer Eddie
 * Kent Brockman
 * Groundskeeper Willie
 * Stephen Hawking