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

David Letterman - with help from some flour tortillas - made a return to the late-night stage Monday. Letterman crashed Jimmy ...

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 ...

David Letterman made a surprise cameo on The Tonight Show Starring Jimmy Fallon on Feb. 10, interrupting Fallon’s monologue to welcome his longtime musical director Paul Shaffer and The World ...

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

“Is this the 23rd hour of the Today show?” Letterman asked. “Paul and I used to do a show pretty much exactly like this,” Letterman noted to the Tonight Show audience. “We didn’t do ...

“The Tonight Show” started Monday off with a surprise appearance from the now-retired David Letterman, who poked fun at Jimmy Fallon while reuniting with bandleader Paul Shaffer ...

“Paul? What are you doing ... hit you in the face with a tortilla.” Letterman proceeded to slap Fallon across the face with tortillas, even letting Shaffer get in on the action.