Justin Bieber Hangs Shirtless, Parties in Underwear with Sean 'Diddy' Combs!

Justin Bieber strips down to show his bare shirtless body and boxer briefs at a party for Ciroc held at the Vanquish Lounge on Wednesday (February 5) in Atlanta, Ga.

The 19-year-old entertainer was seen hanging with Sean “Diddy” Combs, who hosted the party. Also in attendance were T.I., Jermaine Dupri, Wale, Rick Ross, Lil Scrappy and Trinidad James.

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Bieber‘s reported new gal pal Chantel Jeffries was also in attendance.

“Back in my second home. Good to be back. Focused on building up positive energy” Justin tweeted that evening.