The pregnant singer heads to a Malibu ranch with her stepdaughter. Plus: Jessica Simpson, Jennifer Lopez and more
Credit: Most Wanted/ Flynet
Updated: Monday Aug 01, 2005 | 06:00 AM EDT
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Cowgirl Kori Federline mosies along with stepmom Britney Spears during the 3-year-old's party at the Bony Pony Ranch in Malibu on Sunday. Dad Kevin Federline and friends joined in on the fun, too.
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