Announcer: Ladies and gentlemen, this is the end: the end of dog racing.
Marge: I think they're in love.
[the dogs lie contentedly on the track]
Homer: Aw, so _that's_ what's been wrong with the little fellow: he
misses casual sex.
Lisa: Can we keep Santa's girlfriend, Mom?
Marge: But she's not our dog.
Texan: She's yours now. Once they fall in love, they lose their
Marge: Won't you miss her loyalty and companionship?
Texan: [guffaws heartily] Lady, you're all right.
-- I don't get it, "Two Dozen & One Greyhounds"