"Luck Be a Lady" is a song written by Frank Loesser in 1950 and first performed by Robert Alda. Later, it became a signature song for Frank Sinatra, first released on the album Sinatra '65, rereleased on Reprise Musical Repertory Theatre. It was released as a duet with Chrissie Hynde on Duets II (1994). Ad from December 2011.