And I just met an old girl I used to know.I was wondering how I""m gonna get rid of the girl I""m with.Somebody to take her home.Put off by the heartless, mercantilistic proposal, decent-minded Marty refuses: "You can""t just walk off on a girl like that.Boot: Go ahead.Bore me.The irrepressible Tatum also had to admit - with appropriate self-deprecation - that he was an adept liar, but that he couldn""t lie to the steadfast and truth-seeking Boot, whom he astutely observed was a very conservative and "cautious man." He implied that he couldn""t admit his affair with her:Anything I had to say to you, I wouldn""t put on paper!.Rick hides the two priceless letters of transit for him, secretly stashing them in the club""s upright piano while Sam sings and plays: "Who""s Got Trouble? - Knock on Wood" - the song itle provides commentary that is pregnant with meaning.