| Title | Season | Episode # | First Aired |
|---|---|---|---|
| Treehouse of Horror XIV | 15 | 1 | Sunday November 2, 2003 |
| My Mother the Carjacker | 15 | 2 | Sunday November 9, 2003 |
| The President Wore Pearls | 15 | 3 | Sunday November 16, 2003 |
| The Regina Monologues | 15 | 4 | Sunday November 23, 2003 |
| The Fat and the Furriest | 15 | 5 | Sunday November 30, 2003 |
| Today I am A Clown | 15 | 6 | Sunday December 7, 2003 |
| 'Tis the Fifteenth Season | 15 | 7 | Sunday December 14, 2003 |
| Marge vs. Singles, Seniors, Childless Couples and Teens, and Gays | 15 | 8 | Sunday January 4, 2004 |
| I, (Annoyed Grunt)-Bot | 15 | 9 | Sunday January 11, 2004 |
| Diatribe of a Mad Housewife | 15 | 10 | Sunday January 25, 2004 |
| Margical History Tour | 15 | 11 | Sunday February 8, 2004 |
| Milhouse Doesn't Live Here Anymore | 15 | 12 | Sunday February 15, 2004 |
| Smart and Smarter | 15 | 13 | Sunday February 22, 2004 |
| The Ziff Who Came to Dinner | 15 | 14 | Sunday March 14, 2004 |
| Co-Dependent's Day | 15 | 15 | Sunday March 21, 2004 |
| The Wandering Juvie | 15 | 16 | Sunday March 28, 2004 |
| My Big Fat Geek Wedding | 15 | 17 | Sunday April 18, 2004 |
| Catch 'em if You Can | 15 | 18 | Sunday April 25, 2004 |
| Simple Simpson | 15 | 19 | Sunday May 2, 2004 |
| The Way We Weren't | 15 | 20 | Sunday May 9, 2004 |
| Bart-Mangled Banner | 15 | 21 | Sunday May 16, 2004 |
| Fraudcast News | 15 | 22 | Sunday May 23, 2004 |
