The music was written by Walter Donaldson and the lyrics by Gus Kahn. It was a hit for Ace Brigode in 1925 and for Eddie Cantor in 1930. It was later a hit for Ricky Nelson in the 1950s and Frank Sinatra in the 1960s. The song has become a standard that has been recorded by over 100 artists in genres from jazz to rock, marimba and country. Opening line: "Yes sir, that's my ba - by, no sir, don't mean may - be, Yes sir, that's my ba - by now...." The song was also sung by Jason Robards in the 1965 feature film A Thousand Clowns.