The Simpsons: Spot The Diff

Simpsons Roasting On A Closed Fire

 * Sherri and Terri in the audience is replaced with Mr. Burns
 * Hank Hill replaces Homer Simpson for around 3.5 seconds

Bart Gets An A

 * Edna Krabappel is replaced with Maude Flanders for around 2.5 seconds

Stark Raving Mom

 * Leon Kompowsky (the MJ impersonator) has a SANE stamp on him instead of an INSANE stamp

Maddox's Notes

 * This is based on the real life Phineas & Ferb Spot The Diff marathon.