Lively stays in good cheer at the U.S. Open in New York. Plus: Pippa Middleton, Victoria & Harper, Taylor Swift and more
Credit: Albert Michael/Startraks
Updated: Tuesday Sep 06, 2011 | 05:00 PM EDT
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Summer may be ending, but new Dancing With the Stars contestant Kristin Cavallari brought some extra sunshine to a friend's pool party Labor Day weekend in the form of a bright yellow bikini.
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