"Biggest music superstar in the world" is busy busy

Maybe he's chatting with BFF slash crush Kim Kardashian! Check out the biggest music superstar in the world, Justin Bieber, stopped at a Bev Hills gas station earlier this afternoon. Afterward, he headed over to the Chateau Marmont for a business meeting.

Definitely the busiest kid in show biz! Must be partly due to that megawatt smile of his...

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