JT and his hilarious pal Jimmy Fallon perform a Wrappinville skit for SNL.
Mr. Sexy Back and Jay Z share good times while filiming the music video for their hit song "Suit & Tie"
Jessica Biel glows next to her husband at the GQ Men of the Year dinner in New York City.
Timbaland and Justin get down while performing their single "Carry Out" for mPowering Action at Grammy Week launch in L.A.
Mila Kunis gets friendly with her Friends With Benefits costar.
JT and his former group 'N Sync still have it together and looking good as they attend the 2013 MTV Video Music Awards at the Barclays Center.
The avid golfer looks on as Ellen DeGeneres takes her best shot.
Justin hangs out with former Mickey Mouse Club costar Christina Aguilera and the Grammy-winning rapper.
Jessica Biel and her hubby are backstage with his "Dick in a Box" co-star, Andy Samberg and wife Joannna Newsom after MasterCard Priceless Premieres presents Justin Timberlake at the Roseland Ballroom.
No awkwardness here! Justin and ex-girlfriend Cameron Diaz remained amicable after their split, even costarring in the 2011 film Bad Teacher.
Justin and Andy Samberg collaborate on the "Dick in a Box" skit.
Cpl. Kelsey De Santis is all smiles at the Marine Corps Ball with her famous date, who wrote that he was "truly moved" by the experience.
The former 'N Syncer and Snoop Dogg have more in common than their love of music: they're both pals with Cameron Diaz!
Double-date night! Jessica Biel and her boyfriend dine at NYC's Southern Hospitality restaurant with Elton John and hubby David Furnish.
Who could forget Justin and Britney Spears' matching denim tuxedoes? Those were the days...
NEXT GALLERY: Britney Spears: From American Tragedy to Comeback Queen