Johnny Carson Videos

On last night's TONIGHT SHOW STARRING JIMMY FALLON on NBC, host Jimmy Fallon and guest Jon Hamm surprised people at the Top of the Rock by photobombing their pictures

Stephen Colbert stopped by the Tonight Show with Jimmy Fallon last night, where he plugged his Comedy Central show with a round of 'Truth or Truth' with Fallon. Click below to watch the hilarious clip from the show!

Liam Neeson stopped by last night's THE TONIGHT SHOW STARRING JIMMY FALLON on NBC and spoke about his love of horses and New York City's new mayor.

Lindsay Lohan stopped by last night's TONIGHT SHOW STARRING JIMMY FALLON on NBC and spoke about the upcoming docu-series LINDSAY on Oprah's OWN Network which chronicles her life.

Newsman Tom Brokaw stopped by CBS's LATE SHOW WITH DAVID LETTERMAN to talk about his recent announcement that he had been diagnosed with multiple myeloma, a cancer affecting blood cells in the bone marrow.

In a second straight night of big music performances, Kanye West and Big Sean dropped in on The Arsenio Hall Show Thursday night for a surprise appearance with Rick Ross performing 'Sanctified."

Actor Tom Selleck stopped by last night's LATE SHOW WITH DAVID LETTERMAN on CBS and shared the story of his audition for the Indiana Jones film.

Half off babies, Joe Biden's mullet and more were among last night's 'Screengrabs' on NBC's TONIGHT SHOW STARRING JIMMY FALLON.

Annette Bening stopped by last night's TONIGHT SHOW starring Jimmy Fallon and played a competitive game of Flip Cup with the host.

Michael Keaton stopped by last night's LATE SHOW WITH DAVID LETTERMAN on CBS and recalled working with late actor and director Harold Ramis on his film 'Multiplicity'.

During the appearance, Fey and Fallon switched it up with the ever-popular 'Lip Flip.'

Idina Menzel stopped by last night's Tonight Show Music Room to perform the Oscar-winning song 'Let It Go' from Disney's 'Frozen', along with host Jimmy Fallon and his house band The Roots.

For the second night in a row, THE ARSENIO HALL SHOW audience was surprised -- via unexpected messenger -- with the announcement that Prince will take over the late-night show as the one and only guest on Wednesday, March 5.

Meredith Vieira stopped by last night's LATE SHOW WITH DAVID LETTERMAN and shared that she enjoyed watching a shirtless Vladimir Putin at the Sochi Olympics.

Adam Sandler & Drew Barrymore sang a touching love song about being in a romantic comedy together every 10 years on last night's TONIGHT SHOW STARRING JIMMY FALLON

Former NBC star Shaquille O'Neal stopped by last night's TONIGHT SHOW STARRING JIMMY FALLON and gave host Jimmy Fallon his jacket to try on. Check out the clip below!

U.S. Olympic Gold Medalist, Ted Ligety stopped by last night's LATE SHOW WITH DAVID LETTERMAN on CBS.

On last night's TONIGHT SHOW STARRING JIMMY FALLON, host Jimmy Fallon and guest Paul Rudd competed in an epic lip sync battle, and Paul raises the bar in the second round.

Newlywed and star of CBS's The Big Bang Theory Kaley Cuoco stopped by last night's LATE SHOW WITH DAVID LETTERMAN to talk about her whirlwind romance with her new husband.

Regis Philbin stopped by last night's LATE SHOW WITH DAVID LETTERMAN and confesses to a slip of the tongue! Check out the appearance below!