Fred Armisen Pays Tribute to David Letterman's Legendary Bandleader, Paul Shaffer

Of course, tonight is David Letterman's final night as host of the Late Show, but it's also Paul Shaffer's last night as his bandleader. To celebrate Shaffer's 33 years in late night (40 if you include Saturday Night Live), Vulture asked another late-night bandleader, Fred Armisen, to pay tribute. Dan ... More