The song was written for the musical film, Swing Time, where it was co-introduced by Fred Astaire and Ginger Rogers. Astaire recorded a solo version of the song on July 28, 1936 for Brunswick records (catalog 7716)[5] and it topped the charts of the day for five weeks.[6]Billie Holiday recorded the song for Vocalion Records on September 29, 1936[7] and this too reached the charts of the day as did versions by Henry King and Guy Lombardo.[8]