Work it, girl! Rihanna struts her stuff while performing Thursday night at Sydney's Allphones Arena, the latest stop on her "Diamonds" world tour.
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CUT IT OUT
She's a hugger! Singer Christina Milian savors a squeeze from adorable daughter Violet, 3½, after a dinner date Thursday night in West Hollywood.
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George Clooney puts the squeeze on Jon Stewart as Gravity costar and close pal Sandra Bullock stays nearby Thursday during the USC Shoah Foundation Institute's Ambassadors for Humanity Gala, which honored Clooney for his activism, at the American Museum of Natural History in N.Y.C.