Late Show with David Letterman · Season 21Nathan Fillion, Tom Dreesen, Hunter HayesS21E69 · 2014-05-09TMDB has no synopsis for this episode yet.The show’s own verdict is on its page.← S21E68 · James Franco, Idina Menzel, a performance by the Broadway cast of 'If/Then'S21E70 · Harry Connick Jr., Jesse Eisenberg, the Black Keys →