Justin Bieber Throws Up On Stage

During a show in Glendale, Arizona last night, Justin Bieber walked on stage, "sang" and danced for a second, then turned his back to the crowd and puked everywhere. Funny, even though he was throwing up he was still singing? Oh, that was lip-syncing? I'm so surprised. He ran off stage twice to throw up that night, but his fans didn't seem phased. He later tweeted: