Celebrity 'It' girls want us to think they're completely unique - after all, their image is everything. Whether they're hard-partying celebutantes, loveable space cadets or down-to-earth do-gooders, stars take their personalities to extremes. But strip away their mega-money and VIP treatment, and even Tinseltown's A-listers are just like us mere mortals. Take our quiz and find out which star is your real-life celebrity twin!