Kristin Cavallari starts her evening off in good spirits, having dinner at STK with two girlfriends. Cavallari's mood appeared to change later in the evening, however, when she hooked up with Audrina Patridge to shoot a scene for "The Hills" at the Industry nightclub. All the laughter appeared to stop as the two ladies walked straight-faced to the hot spot.
(March 15, 2010 - Source: PacificCoastNews.com)
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