Sex in The Simpsons

This is a collection of sex in The Simpsons. Most of them are by Homer and Marge.

UNDER CONSTRUCTION

Season 1

 * Life on the Fast Lane (mentioned, Homer and Marge)
 * Some Enchanted Evening (probably, Homer and Marge)

Season 2

 * One Fish, Two Fish, Blowfish, Blue Fish (Homer and Marge)

Season 3

 * Lisa's Pony (Apu and Princess Kashmir)
 * Colonel Homer (Homer and Marge)

Season 4

 * Kamp Krusty (Homer and Marge)

Season 5

 * The Last Temptation of Homer (Homer and Marge)
 * Bart Gets Famous (Mayor Quimby, Miss Springfield)
 * Burns' Heir (Mayor Quimby, a woman)

Season 6

 * Bart of Darkness (Homer and Marge)
 * Homer Badman (Mayor Quimby and the woman from Burns' Heir)
 * Grampa vs. Sexual Inadequacy (Homer and Marge, Kirk and Luann, Dr. Hibbert and Bernice, various Springfieldians)

Season 9

 * Natural Born Kissers (Homer and Marge)

Season 13

 * A Hunka Hunka Burns in Love (Homer and Marge)
 * The Sweetest Apu (Apu, Annette)

Season 14

 * Treehouse of Horror XIII (Homer and Marge as a cat)
 * Large Marge (Homer and Marge)
 * A Star Is Born Again (Ned and Sara Sloane)
 * Mr. Spritz Goes to Washington (Mayor Quimby and Miss Springfield)

Season 15

 * The Ziff Who Came to Dinner (Artie Ziff and Selma)
 * Catch 'Em If You Can (Homer and Marge)

Season 28

 * Kamp Krustier (Homer and Marge)