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12/03/2012 at 09:00 AM ET

rachel zoe 300x400 Rachel Zoe to Holiday Partygoers: Cover Up!Sara Jaye Weiss/Startraks

Listen up, ladies: Rachel Zoe says holiday parties are not the place to unleash your inner vixen.

“Don’t expose everything just because it’s a holiday party,” she said. “I think sexiness is better left to the imagination — that’s always my number-one piece of advice