Star Tracks

The pop star rocks a Star of David pendant during a night out with beau Isaac Cohen in Hollywood. Plus: Paris & Nicole, Sienna Miller and more

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GOOD-TIME GIRLS

Pals Selma Blair and Scarlett Johansson rock the Social House in Las Vegas on Saturday. The ladies – who have known each other since costarring in 2004's In Good Company – dined on Asian cuisine and sake before hitting the craps tables at Caesars Palace.

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