Greene promotes her new horror movie in Hollywood. Plus: Miley Cyrus, Hilary Duff, Nicole "Snooki" Polizzi and more
Updated: Friday Aug 24, 2012 | 06:00 AM EDT
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Six weeks after welcoming daughter Penelope, Kourtney Kardashian gets back to her big boy, 2½-year-old son Mason, during a family outing Thursday in Calabasas, Calif.
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