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Clarkson, 22, has become quite svelte in the past few months. What's her secret? "She isn't dieting, she's not working with a trainer. She's just eating healthy," says her rep about Clarkson's slimmed-down body (in 2003, left, and last November).
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Credit: Lisa Rose/JPI; Kevin Mazur/WireImage
Updated: Tuesday Mar 29, 2005 | 06:00 AM EST
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