David Letterman Makes Rare, Long-In-Coming Visit To ‘Tonight’, Trades Quips And Slaps With Jimmy Fallon
"Is this the 23rd hour of The Today Show?,” Letterman asked as he wandered onto the stage to greet Jimmy Fallon.
David Letterman Surprises Jimmy Fallon as Paul Shaffer Takes Over ‘The Tonight Show'
David Letterman made a surprise cameo on The Tonight Show Starring Jimmy Fallon on Feb. 10, interrupting Fallon's monologue ...