Photo SpecialBiggest Smiles of the Week

What's making Shakira, Demi Moore and other stars so happy? Find out!

HILARY DUFF photo | Hilary Duff

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HILARY DUFF

Already a designer, Duff was on hand Thursday to debut a new, miniature collection of 11 outfits she designed for Fashion Fever Barbie. "When I was younger, I was so inspired by Barbie," Duff has said. "I love her style and her spirit!"

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Credit: Michael Tran/FilmMagic

Updated: Friday Oct 27, 2006 | 03:00 PM EDT

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