John Oliver’s not the only talk show host who can drop in on another show unexpectedly. Last night, the great David Letterman ...

TV legend David Letterman made a surprise appearance on NBC’s “Tonight Show” on Monday night during host Jimmy Fallon’s ...

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

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, ...

And by the way, have you asked CBS about David Letterman? Because last we checked, he's a few years older than Jay."... There's the weirdness of the Leno-Letterman relationship, and the question ...

“When [David] Letterman and I were competing ... He added, “I think we got out just in time.” Jay Leno hosted “The Tonight Show” from 1992 to 2009 and then again from 2010 to 2014.

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

If you watched American talk shows in the 90s, you'll surely remember the feuds between former good friends Jay Leno and ...

Leno surprised the crowd at a cancer charity gala in Aspen, offering private tours of his L.A. garage at 10K a pop, which ...

Jay Leno will find himself in someone else’s garage in an upcoming episode of ABC’s Shifting Gears. Allen and Leno are also ...

TV legend David Letterman returned to his former stomping grounds at 30 Rockefeller Plaza Monday for a surprise appearance on ...

Late night TV legend David Letterman made a surprise appearance ... would take over the earlier slot. NBC hired Jay Leno instead, and Letterman defected to CBS for a show at the same hour, leading ...