After Katy Pery's movie premiere last night, Justin Bieber
, Selena Gomez
and Katy Perry
were hanging at the Chateau Marmont before they all piled into a party bus. Justin actually ran in like he didn't want anyone to see him at all (drinky drinky?) and made his bodyguard trip. Anyway, the last two to get on were Robert Pattinson
and Raising Hope
star Shannon Woodward. The only problem there was the door had already closed ...