 With the three of them nearly exhausted, Eliza finally "gets it", and recites the sentence with all "proper" long-As.The trio breaks into song, repeating this key phrase as well as singing other exercises correctly, such as "In Hertford, Hereford, and Hampshire, hurricanes hardly happen", in which Eliza had failed before by dropping the leading 'H'.The phrase does not appear in Shaw's original play "Pygmalion", on which "My Fair Lady" is based, but it is used in the 1938 film of the play.