“David Letterman, what are you doing here ... He was famously passed over as his replacement in favor of Jay Leno once Carson ...

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 ...

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 ...

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 ...

Tim Allen is shifting gears by bringing in another stand-up comedian to help generate some laughs on his ABC sitcom. Jay Leno ...

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 ...