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
Monty Python and the Holy Grail Autobiography", it was revealed that Chapman was suffering from acrophobia, trembling, and bouts of forgetfulness during filming. These were the results of Chapman's long-standing alcohol addiction, and he decided from that moment on to remain "on an even keel" while the production continued. Nearly three years after "Holy Grail", Chapman vowed to quit drinking altogether (which he successfully achieved in December 1977). Originally the knight characters were going to ride real horses, but after it became clear that the film's small budget precluded real horses (except for a lone horse appearing in a couple of scenes), the Pythons decided that