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Zac Efron & Ashley Tisdale! Gwyneth Paltrow! Justin Bieber & Selena Gomez! Hit the sands one more time with the season's most sizzling stars
Credit: MAP/Splash News Online
Updated: Wednesday Aug 31, 2011 | 06:00 AM EDT
By: Christie LaRusso
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The birthday girl looks abs-olutely fabulous in a coral swim top and watercolor Vitamin A coverup as she celebrates turning 45 on a Malibu, Calif., beach.
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