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's ...

The late night legend repeatedly slaps Jimmy Fallon with a tortilla and reunites with Paul Shaffer The post David Letterman Crashes ‘The Tonight Show,’ Refuses to Read Fallon’s Jokes | Video ...

David Letterman — with help from some flour tortillas — made a return to the late night stage Monday. Letterman crashed Jimmy Fallon’s Tonight Show monologue Monday night, wandering onto the ...

Letterman asked Fallon. “Jimmy?!” He then turned to Paul Shaffer, who was serving as the guest musical director along with former members of the CBS Orchestra, and asked what he was doing there.

“Paul and I, we used to do a show pretty much exactly like this,” Letterman said. “We didn’t do the Chuck E. Cheese crap.” That pretty much set the tone for the rest of the drop-in.

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 ...

David Letterman and Jimmy Fallon on 'The Tonight Show' on Feb. 10. Todd Owyoung/NBC David Letterman — with help from some flour tortillas — made a return to the late night stage Monday.