THE BLOG
05/21/2015 11:41 am ET Updated Dec 06, 2017

Celebrities Play Tribute to David Letterman

Celebrities have been Tweeting and sending social media messages to thank David Letterman for 33 stellar years of late night television. From President Obama to Steve Martin to Madonna to Conan O'Brien and more, check out these tributes at this Parade.com story.

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