David Letterman appeared on “The Tonight Show Starring Jimmy Fallon,” marking his first appearance on the show since Johnny ...

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 ...

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 ...

While Paul Shaffer filled in the for The Roots on “The Tonight Show Starring Jimmy Fallon,” he was reunited with a surprise ...

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, ...

Fallon was riffing with Paul Shaffer and the World’s Most Dangerous Band, Letterman’s longtime sidekick and band from his time hosting CBS’ Late Show from 1982 to 2015 — Shaffer and co were filling in ...

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 ...

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

Letterman began his late night TV career at NBC, where he hosted the groundbreaking “Late Night With David Letterman” from 1982 to 1993. The show followed Johnny Carson’s “Tonight Show.” When Carson ...

Around the 3:47 mark of Jimmy Fallon's monologue on Monday's The Tonight Show, David Letterman came out of retirement to crash the party. "Is this the 23rd hour of the Today Show?" he quipped, before ...