TheSimpsons’fifteenthseasonbeganonSunday,November2,2003,with"TreehouseofHorrorXIV".Theseasoncontainsfivehold-overepisodesfromtheseason14(EABF)productionline.Themostwatchedepisodehad16.2millionviewersandtheleastwatchedhad6.2millionviewers.

辛普森一家在虚拟的美国小镇斯普林菲尔德（Springfield）的快乐生活。