Watch Late Show with David Letterman S15E01 (Season 15 Episode 1)

Watch Late Show with David Letterman S15E01

Former President Bill Clinton, Patti Scialfa

Former President Bill Clinton plugs his new book and explains why he can't be his wife's running mate; Patti Scialfa performed "A Town Called Heartbreak.". You can watch Late Show with David Letterman S15E01 here.