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

John Oliver wasn't the only late night icon to crash this week. "The Tonight Show" started Monday off with a surprise ...

TV legend David Letterman made a surprise appearance on NBC’s “Tonight Show” on Monday night during host Jimmy Fallon’s ...

David Letterman came out midway through Jimmy Fallon's 'Tonight Show' monologue and filmed a 'Tortilla Challenge' TikTok video with the host.

On the “Tonight Show Starring Jimmy Fallon,” the host poked fun at the Chiefs on Monday night. This came in the form of a ...

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

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 ...

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

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, ...

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 ...

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

The reigning Finals MVP is set to chat it up with Jimmy Fallon soon. Per Justin Turpin of WEEI, four-time Boston Celtics All-Star small forward Jaylen Brown is ...