Jimmy pairs up with Drake and squares off against Scarlett Johansson and Tariq from The Roots in a game of charades.

Gwen Stefani talks about her Christmas album, You Make It Feel Like Christmas, and how Blake Shelton's adjusting to life as People's Sexiest Man Alive.

Jimmy enjoys diagnosing other people’s illnesses just as much as his own, and Jennifer once saved a life with her self-taught medical knowledge!

Aubrey surprises David Letterman when she reveals the story of the film she's in alongside Hollywood superstar Robert De Niro. The conversation then turns to drinking and the host talks candidly about his past.

Aubrey Plaza and David Letterman talk about both of their shows coming to an end. Now that her show Parks and Recreation is over, Aubrey in particular has some ideas about what she might pursue.

The vying waiters continue to clash in their quest to be declared the better restaurant worker at The Northall in London. Who will Chef André choose?

James and "Men in Black: International" star Chris Hemsworth head to The Northall in London for a battery of tests to see who is the better restaurant employee. From greeting guests to serving food, Chris and James create a dining experience no patron that day will ever forget.

Nick Grimshaw takes pop superstar Harry Styles to connect with some people who don't care much about his fame or musical talent.

Matthew McConaughey and Hugh Grant starred together in “The Gentlemen," but it seems that this is the first time they’ve really met. Matthew reveals all about ice fishing, while Hugh recounts an unlikely encounter on his wedding day, and a less than successful attempt at political activism.

Tom Cruise tells about his experience flying in an F-14 fighter jet. It's an experience not for the faint of heart, and requires a strong stomach!