Teeny tiny bikinis! Exotic beaches! Count down The Hills star's sexiest days in the sun in honor of her birthday
Updated: Monday Jun 14, 2010 | 06:15 AM EDT
By: Andrea DeSimone
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On the sand or in the surf, this sexy dozen make lounging around look good
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There's a reason they call it Sin City! Audrina gets in on the action – from the top – while partying the day away in a Vegas pool.
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