The 1946 film "Night and Day" was about this composer who wrote "Begin the Beguine" & "It's De-Lovely"
He 
continued to work on both Broadway shows and filmsgaining an... [DOC] [TLE] Cole Porter Is Dead; Songwriter Was 72 - The New York Times [PAR] Oct 15, 2000 ... Mr. Porter wrote the lyrics and music for his songs, and to both he brought such ... 
Called Love," "Night and Day," "Love for Sale" and "Begin the Beguine."