Justin Bieber’s 19 and Ready to Party

It’s his party, and he can go topless if he wants to. Ahead of his 19th birthday, Justin Bieber showed off his pecs during a performance in Birmingham, England. “Great show!!! Now gonna go celebrate 19!! Thanks,” the pop star tweeted as he made his way from Birmingham to London, where he’ll reportedly ring in the big 1-9 with a circus-themed bash.