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Late Show with David Letterman News

'How I Met Your Mother's' Cobie Smulders Visits 'The Late Show' Tonight
SideReel's Favorite Nerds
David Letterman Unexpectedly Announces His Retirement
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'How I Met Your Mother' Stars Tease Finale 'Surprises' on Letterman's 'Late Show' (Video)
George Clooney Introduces His ‘Monuments Men’ Star Dad to David Letterman (Video)
Super Bowl Champ Russell Wilson to Visit David Letterman's 'Late Show'
Top Moments: Homeland Leaves Us Hanging, and Gaga and X-Tina's Diva Duet