Columbia Masterworks Records by John Gielgud—the longest-running "Hamlet" in Broadway history to date. Columbia Masterworks' most successful Broadway album was the original cast recording of "My Fair Lady" (OL-5090, 1956), starring Rex Harrison, Julie Andrews, Stanley Holloway and Robert Coote. This first album was issued only in mono, but the first stereo recording of "My Fair Lady"—featuring the same four stars, this time with the London cast—followed in 1959. And in 1964, Columbia Masterworks issued the film soundtrack album of the show, starring Rex Harrison and Audrey Hepburn's "singing voice", Marni Nixon. The most successful film soundtrack release on Columbia Masterworks was the
My Fair Lady At the first preview Rex Harrison, who was unaccustomed to singing in front of a live orchestra, "announced that under no circumstances would he go on that night...with those thirty-two interlopers in the pit". He locked himself in his dressing room and came out little more than an hour before curtain time. The whole company had been dismissed but were recalled, and opening night was a success. "My Fair Lady" then played for four weeks at the Erlanger Theatre in Philadelphia, beginning on February 15, 1956. The musical premiered on Broadway March 15, 1956, at the Mark Hellinger Theatre in