Celebrities Say ThanksDave Before David Lettermans Last Show
Ahead of David Letterman's final Late Show on Wednesday, a slew of celebrities took to Twitter to congratulate the host on a legendary ride. Below is a selection of the tributes by past performers and guests, fellow comedians and others who were inspired during his 33 years. Foo Fighters, , Betty White, , Eric Stangel, longtime writer and producer for Letterman, , Conan O'Brien, , Ellen DeGeneres, , Lady Antebellum, , Vince McMahon, , Maroon 5, , Jim Gaffigan, , Alexi Lalas, retired U.S. soccer player, , Backstreet Boys, , Sia, , Tim McGraw, Dan Smith of Bastille, , Kevin Feige, president of Marvel Studios, , Keith Olbermann, , No Doubt,