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Cody Horn

NEW YORK, NY - OCTOBER 15: Actress Cody Horn attends the Michael Kors- Golden Heart Gala at Cunard Building on October 15, 2012 in New York City. (Photo by Neilson Barnard/Getty Images for Michael Kors)

What Were They Thinking?!

This week's worst-dressed crew includes Tyra Banks, Kim Kardashian, and Chloe Sevigny. -- By Matt Whitfield, Yahoo! Staff