Related:

• Hibbert: You know, isn't it interesting how the left -- or sinister -- twin is invariably the evil one.
  I had this theory that... Wait a minute. Hugo's scar is on the wrong side....
• Homer: I suppose you want to probe me. Well, you might as well get it over with.
  Kang: Stop! We have reached the limits of what rectal probing can teach us....
• Hugo: I went mad after they tore us apart, but I'll be sane.
  .. once I sew us back together. Bart: But you'll *kill* both of us....
• Bart: Your micro-jerks attacked me! Lisa: Well, you practically destroyed their whole world.
  Bart: You can't protect them every second. Sooner or later, you'll let your guard down, and then flush...
• Bart: Who or what is Hugo? Marge: Hmm. I'm afraid we haven't been entirely honest with you, Bart.
  You see... you have a brother. Lisa: So I have _two_ brothers?...
• Marge: Yes, doctor. It's what we've always feared: it's loose.
  Hugo is loose. See you soon! -- Casual phonecalls, "Treehouse of Horror VII...
• Homer: [gulps] I suppose you want to probe me. Well, might as well get it over with.
  [unzips his pants] Kang: [disgusted] Stop! We have reached the limits of what rectal probing can teach us....
• Hibbert shows Bart-Hugo to Marge] [one of them starts gnawing the other ferociously] Marge
  I think I'll bottle-feed that one. -- "Treehouse of Horror VII...
• Hibbert: Care for a drumstick, Hugo? [Hugo noisily eats his drumstick in 3 seconds, wipes his mouth, then starts eating the napkin] Lisa
  Mom, Hugo's eating his napkin. [laughter] Ba...