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

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

David Letterman came out midway through Jimmy Fallon's 'Tonight Show' monologue and filmed a 'Tortilla Challenge' TikTok video with the host.

The appearance from the former Late Night and Late Show host offered a reunion with bandleader Paul Shaffer, who is sitting ...

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

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

It was a night of surprise returns on late-night Monday (February 10), as not only did John Oliver make a surprise appearance ...

David Letterman crashed The Tonight Show on Monday night to reunite with Paul Shaffer and poke fun at Jimmy Fallon.

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Paul Shaffer, who spent 33 years as David Letterman’s musical director, is returning to late-night and reuniting with his ...