Knights Who Say Ni questions them, and Arthur admits that it is for the Knights who say "Ni!", whereupon she refuses to cooperate. Arthur then threatens to say "Ni!" to the old woman unless she helps them, and when she still refuses, begins shouting "Ni!". Bedivere has trouble saying the sacred word, which he pronounces "Nu!" until Arthur demonstrates the correct technique. As the crone shrinks back from their combined assault, they are interrupted by Roger the Shrubber, who laments the lack of law and order that allows ruffians to say "Ni!" to an old woman. Arthur obtains a shrubbery from Roger, and brings
Homer Goes to College couch gag with the huge pink foot squashing the Simpsons is a reference to The Foot of Cupid of the television series "Monty Python's Flying Circus". The film "Monty Python and the Holy Grail" is also referenced when Benjamin, Doug, and Gary imitate the Knights who say Ni. They play Dungeons & Dragons, hold arguments over "Star Trek", and their room number is 222, a reference to the television series "Room 222". Homer has posters of Albert Einstein and W. C. Fields. The episode contains the first reference to the Internet on "The Simpsons", as "computer signals" being sent between