From St. Barts to Cabo San Lucas, see how Julianne Hough, Jessica Alba, Sofia Vergara and more are heating things up this winter
Updated: Friday Jan 04, 2013 | 06:00 AM EST
By: Kiran Hefa
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Sims keeps her hands full with son Brooks, 6 months, while cooling off at her Cabo San Lucas hotel pool Dec. 29.
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