Justin Bieber was feeling a bit under the weather, giving a new meaning to Bieber Fever. And in a show-must-go-on manner, Bieber threw up on the stage, not once, but twice during the concert!<br /><br />For more Hollywood news and gossip:<br />http://www.youtube.com/hollywoodbackstage<br /><br />Subscribe at: <br />http://www.youtube.com/subscription_center?add_user=HollywoodBackstage<br /><br />Like us on Facebook:<br />http://www.facebook.com/hollywoodbackstage<br /><br />Follow us on Twitter:<br />https://twitter.com/#!/HollywoodBstage
