The 10 Most Important Things Justin Timberlake Did On "Fallon" This Week

JT filled a week of Late Night with new songs, greatest hits, fake arms, “The History of Rap” part four, and a barbershop version of “SexyBack.”

Justin Timberlake appeared on every episode of Late Night with Jimmy Fallon that aired this week.

Image by Theo Wargo / Getty Images

1. Justin kicked things off with a performance of “Pusher Love Girl,” the opening song on “The 20/20 Experience.”

2. The next day, Justin, Jimmy, and a few other guys sang a barbershop version of “SexyBack”…

3. …and he sang a non-barbershop rendition of his new single, “Mirrors.”

4. Real people, fake arms with Steve Carell, part one…

…and part two.

5. He sang a gorgeous version of “Row, Row, Row Your Boat” with Jimmy and Yacht Rock legend Michael McDonald.

6. He performed another new tune called “Let the Groove In”…

7. …and starred in this cute sketch about summer camp.

8. Another new song! This one is called “Strawberry Bubblegum.”

9. JT wrapped up the week with a greatest hits medley featuring “Like I Love You”, “My Love”, “Cry Me a River,” and “Señorita.”

He tossed in a bit of Kanye West and Jay-Z’s “N****s In Paris” after “Cry Me A River”!

10. …and of course, he and Jimmy did “The History of Rap,” part 4!

This medley features Sugarhill Gang’s “Apache (Jump On It),” Grandmaster Melle Mel’s “White Lines (Don’t Do It),” Kurtis Blow’s “Basketball,” Fat Boys’ “The Fat Boys,” Run DMC’s “It’s Tricky,” Beastie Boys’ “No Sleep Till Brooklyn,” LL Cool J’s “Going Back to Cali,” Slick Rick’s “Children’s Story,” 2 Live Crew’s “Me So Horny,” Public Enemy’s “Fight the Power,” A Tribe Called Quest’s “Scenario,” Cypress Hill’s “Hand on the Pump,” Wreckx-N-Effect’s “Rumpshaker,” Salt N Pepa’s “Shoop,” Snoop Dogg’s “Gin and Juice,” Busta Rhymes’s “Woo-Ha! Got You All in Check,” The Notorious B.I.G.’s “Hypnotize,” Missy Elliot’s “Get Ya Freak On,” Jay-Z’s “Izzo (H.O.V.A.),” Nelly’s “Ride Wit Me” 50 Cent’s “P.I.M.P.,” Chamillionaire’ “Ridin Dirty,” Wiz Khalifa’s “Black and Yellow,” Trinidad James’ “All Gold Everything,” Macklemore and Ryan Lewis’ “Thrift Shop,” and Eminem’s “Lose Yourself.”