Late Show with David Letterman S05 E112 Emma Thompson, Alex Zanardi, Willie Nelson & Emmylou Harris

Dave wears glasses for the duration of the show (a sign of things to come); Sean Pelton fills in for Anton, whom Dave dubs ""Anton Zippy Stickwork;"" Wilford Brimley sits in ""Paul Shaffer's Chair of Mystery;"" Formula One racing star Alex Zanardi cooks.