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

Jimmy Fallon viewers were left surprised earlier this month when The Roots, the show's longtime house band, were noticeably absent.

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

"I could have started crying because this is the pep talk that I’ve been dreaming of since I was a kid watching 'Meatballs.'" ...

1 of 5 | Jimmy Fallon arrives on the red carpet for the Met Gala at the Metropolitan Museum of Art in New York City on May 2, ...

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 ...

Ahead of this weekend's 50th anniversary "Saturday Night Live" special, Poehler and Fey stopped by "The Tonight Show" to reminisce with Fallon.

Celtics star Jaylen Brown made an appearance on "The Tonight Show" on Tuesday, discussing Bill Nye and several other topics.

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 ...

“Paul and I used to do a show almost exactly ... that Stephen Colbert, Jimmy Fallon, Jimmy Kimmel, Seth Meyers, and John Oliver hosted together during the Writer’s Guide of America strike.