David Letterman appeared on 'The Tonight Show' on Monday night as the Roots were replaced by his old bandleader Paul Shaffer and his World's Most Dangerous Band. Fallon's regular band, The Roots, is ...

It was a throwback evening on NBC since Paul Shaffer and longtime members of his backing band filled in for the Roots as they ...

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

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

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, ...

David Letterman made a surprise appearance on The Tonight Show, crashing Jimmy Fallon's monologue to tell a few jokes and ...

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 ...

Another week, another catch-up Monday for our beleaguered late-night hosts (minus Stephen Colbert and Taylor Swift, who are ...

Jimmy takes a moment to introduce Paul Shaffer and The World's Most Dangerous Band, who will be filling in for The Roots ...

Paul Shaffer, who spent 33 years as David Letterman’s musical director, is returning to late-night and reuniting with his ...

The family of Wendy Jo Shields Shaffer, who was one of 67 people killed when American Airlines Flight 5342 collided in midair ...