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Royals gone wild
If you're a guy, you're Prince Harry: Start the evening in camo, end it goin' commando. Just hope that no one sells the pics to the tabloids!
If you're a woman, channel Kate Middleton: Start the evening in proper princess gear -- shiny hair, gorgeously tailored clothes, ramrod posture. Will you get naked later on? You can with some strategically-placed black construction paper.