Stephen couldn’t believe when he was seated next to First Lady Michelle Obama and forced to speak the only French he knows to the President of France.

Jimmy asks Norman about his experience as Grand Marshal at the Mardi Gras parade, and the two talk about his hit show, The Walking Dead.

Idina Menzel stops by the Tonight Show Music Room to perform the Oscar-winning song “Let It Go” from Disney’s “Frozen.”

After Tina expresses interest in interviewing herself, she and Jimmy swap mouths for an in-depth chat that ends with a duet of Endless Love.

Jimmy and Cameron slip on three-legged pants and a giant shoe to share and attempt to dance The Roger Rabbit and other popular moves.

Jimmy asks Denzel about playing basketball at Fordham at the same time as Jimmy’s uncle, and the two compare their experiences of being directed by Spike Lee.

Adam Sandler & Drew Barrymore sing a touching love song about being in a romantic comedy together every 10 years.

Jimmy and Paul Rudd compete in a lip sync battle, and Paul raises the bar in the second round.

Never-before-seen footage of the Beatles’ first performance on the Ed Sullivan Show.

Jimmy & Justin perform the fifth installment of the “History of Rap.”