Amy Adams, Paul Teutul Sr. & Paul Teutul Jr., Hacienda

Late Show with David Letterman – Season 19

al-Qaeda Want Ad; a New Romney Campaign Commercial; Paul Ryan and Samuel Skinner at the Convention; Chris Christie's Keynote Address; a Top Ten List; Dave Promotes the U.S. Open for CBS, and Andy Kindler with a Report from the Republican National Convention. TOP TEN: SIGNS YOU'RE NOT ONE OF THE SMARTEST PEOPLE IN THE WORLD