NEW YORK CITY, NEW YORK: Legendary late-night TV icon David Letterman gate-crashed Jimmy Fallon 's 'Tonight Show' monologue on Monday night, February 10, strolling onto the stage while the host was ...

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

"Golden Bachelorette" fan favorite Jonathan Rone made another appearance in the dating franchise during last night's ...

David Letterman and John Oliver both paid surprise visits to their old stomping grounds Monday night. Bill Carter reports.

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

John Oliver wasn't the only late night icon to crash this week. "The Tonight Show" started Monday off with a surprise ...

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

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, ...

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 ...

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