Related:

• Once bitten, twice shy
• I'll try anything once, twice if I like it, three times to make sure!
• Marge: [wielding a camcorder at Selma's wedding reception] Ooh, there's Krusty the Clown.
  Krusty, Krusty, say something funny! Krusty...
• Krusty: [holding a gun] Hand over all your money in a paper bag.
  Apu: Yes, yes, I know the procedure for armed robbery....
• Krusty: Hey, what's going on, here? Wiggum: Krusty the Clown, you're under arrest for armed robbery.
  You have the right to remain silent. Anything you say, blah blah blah, blah blah blah blah blah....
• Try everything once... Try the fun stuff twice...
• Vittorio: I am so glad I had a chance to meet you before we did this, Krusty, because I am a great fan.
  [holds out hand] Don Vittorio DiMaggio....
• Bart: Okay, Milhouse, how many Krusty autographs should I put you down for?
  Milhouse: A hundred! Bart: Consider it done. -- "Like Father, Like Clow...
• Krusty: [dials 1-900-SEX-CHAT] Voice: You've reached the Party Line!
  In a moment, you'll be connected to a hot party, with some of the world's most beautiful women!...