Related:

• TALL KNIGHT: We shall say Ni! again to you if you do not appease us.
  ARTHUR: All right! What do you want? TALL KNIGHT...
• What runs all around a castle, without moving at all? [The wall]
• Runs squares around the competition.
• clop clop] ARTHUR: Old woman! DENNIS: Man! ARTHUR
  Man, sorry. What knight lives in that castle over there?...
• One pill makes you larger And if you go chasing rabbits And, one pill makes you small.
  And you know you're going to fall. And the ones that mother gives you, Tell 'em a hookah smoking caterpillar Don't do anything at all....
• TALL KNIGHT: We are now no longer the Knights Who Say Ni!
  ONE KNIGHT: Ni! OTHERS: Sh! ONE KNIGHT: (wispers) Sorry....
• It's twelve feet tall with yellow eyes, and it wants to speak to you, SIR.
• Modem: what to do to tall weeds.
• ARTHUR: Who are you? TALL KNIGHT: We are the Knights Who Say Ni!
  BEDEVERE: No! Not the Knights Who Say Ni! -- Monty Python and the Holy Grail...