Jay Leno Pays Tribute to Onetime Rival David Letterman Ahead of Mark Twain Prize Ceremony | THR News

10/20/2017 - by THR Staff
Former 'Tonight Show' host Jay Leno pays tribute to his onetime rival, David Letterman, who’ll accept the 2017 Mark Twain Prize for American Humor at the Kennedy Center on Sunday in Washington, D.C.

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