httpv://www.youtube.com/watch?v=FiiaJRXPAm4
An American in Paris (1951) Trailer
(Sunday, August 26, 1951) — An American in Paris, a MGM musical film inspired by the 1928 orchestral composition by George Gershwin, premiered tonight in London. Starring Gene Kelly, Leslie Caron, Georges Guetary and Oscar Levant, the film is set in Paris, and was directed by Vincente Minnelli.
Are you sure? Other sites give general release date of 11 November 1951.
Cancel my last post! Have just discovered that (surprisingly) first ever showing was in London as stated on 26 August 1951. There were New York premieres on 4 October and in Los Angeles on 9 November respectively, before a general USA release date of 11 November 1951.