Sure, Tony winner Idina Menzel had a lot to talk about when she stopped by The Late Show: her Tony-nominated performance in If/Then, her upcoming one-night-only Radio City Music Hall concert, Frozen fame after a certain icy hit song, not to mention motherhood, but noooooo. David Letterman wanted to hear all about John Travolta dubbing Menzel "Adele Dazeem" on the Oscars. Yep. Take a look below at Menzel's interview and watch her sing "You Learn to Live Without" from If/Then below.