>>43013632Homer Simpson has been raped at least twice, once by Marge, and once by a panda, in a christmas special.
Lois has raped Peter Griffin, too, but I suppose that's not quite as out of character.
One of the few canon futures shown in The Simpsons confirms that Bart is destined to become chief justice of the supreme court. The episode "Lisa's Wedding" also hints toward it when Bart says he's only working his current job until he goes to Law School.