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We always assumed J.Lo didn't wear underwear beneath all those body-hugging frocks, but the 43-year-old proved it when she rocked this unforgiving white Kaufman Franco gown to the premiere of "Parker" at the Planet Hollywood Resort & Casino in Sin City in January. Hey, when in Vegas ... (1/24/2013)

Stars Who Show Skin With Sheer Sides

These famous females aren't afraid to show a little bare butt on the red carpet thanks to a revealing new dress trend.