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

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

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

Live' veterans participated in a "Tonight Show Joke Off," a riff on SNL's "Weekend Update" segment during which they battled it out for the best punchlines.

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

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

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 ...

Among the laps, Hurts, running back Saquon Barkley, and the entire Eagles starting offensive line found themselves as guests ...

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, ...

Philadelphia Eagles running back Saquon Barkley, Super Bowl MVP Jalen Hurts to be guest on the Tonight Show with Jimmy Fallon ...

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

Discover why The Roots left Jimmy Fallon's Tonight Show and when they'll be back! The post Why Fans Think The Roots Left ...