David Letterman crashed The Tonight Show on Monday night to reunite with Paul Shaffer and poke fun at Jimmy Fallon.

The appearance from the former Late Night and Late Show host offered a reunion with bandleader Paul Shaffer, who is sitting in with his World’s Most Dangerous Band on The Tonight Show this week. The ...

Feb. 11 (UPI) -- David Letterman joined Jimmy Fallon during his monologue on The Tonight Show Monday. "Is this the 23rd hour of the Today show?" asked the former Late Show host, feigning confusion, ...

"Is this the 23rd hour of The Today Show?,” Letterman asked as he wandered onto the stage to greet Jimmy Fallon.

David Letterman made a surprise cameo on The Tonight Show Starring Jimmy Fallon on Feb. 10, interrupting Fallon's monologue ...

After singing the updated version of "Asshole," Leary and Fallon sat down to discuss the song. "I don't know if people are ...

Fallon was riffing with Paul Shaffer and the World’s Most Dangerous Band, Letterman’s longtime sidekick and band from his time hosting CBS’ Late Show from 1982 to 2015 — Shaffer and co were filling in ...

On Feb. 10, David Letterman stopped by “The Tonight Show Starring Jimmy Fallon” while his former bandleader, Paul Shaffer, ...

Paul Shaffer isn't done with late night just yet! The musician is heading to Studio 6B in Rockefeller Center with The World's ...

Feb. 5 (UPI) --Former Gilmore Girls actress Lauren Graham said she would "always say yes" to another reboot when she stopped by The Tonight Show Starring Jimmy Fallon Tuesday. The show ...

Sharon Van Etten & The Attachment Theory performed ‘Southern Life (What It Must Be Like)’ on The Tonight Show Starring Jimmy Fallon this week – see the footage below. The song is taken from ...

Switch to the light mode that's kinder on your eyes at day time. THE TONIGHT SHOW STARRING JIMMY FALLON -- Episode 2091 -- Pictured: (l-r) Announcer Steve Higgins, host Jimmy Fallon, actors Jacob ...