Photos

Celebrity photos: Oct. 19, 2012

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Vanessa Hudgens hosts Reebok and DSW's pink-themed workout to celebrate Breast Cancer Awareness month at Studio 450 in New York.

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John Mayer and Katy Perry exit John's downtown apartment.

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Alessandro Testino attends a photography show by Mario Testino at the Museum of Fine Arts in Boston.

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Amanda Seyfried leaves Morrison Hotel Gallery in SoHo, New York.

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Kesha signs autographs for fans at the BBC Radio 1 studios in London.

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AnnaSophia Robb on the set of 'The Carrie Diaries' in Manhattan.

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Demi Moore attends the GEMS Girls Like Us Benefit Gala in New York City.

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Livia Giuggioli and Colin Firth attend the premiere of "Crossfire Hurricane" during the BFI London Film Festival.

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Seann William Scott walks his dog through New York's East Village.

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Julianna Margulies grabs lunch at Hector's Cafe in the New York.

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Lacey Chabert goes shopping in Beverly Hills.

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"New Girl" star Hannah Simone arrives at The 3rd Annual Autumn Party benefiting Children's Institute at the London Hotel in West Hollywood, Calif.

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Shawn Johnson returns to a 'Dancing With the Stars' practice session in Los Angeles.

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Meg Ryan goes for a walk in SoHo, New York.

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Eva Herzigova at the opening of a Chopard watch and jewelry shop in Prague, Czech Republic.