10 Most Stylish Stars

From the always chic Nicole Richie to the much improved Ashlee Simpson – check out the top fashion icons of 2005, as selected by PEOPLE style expert Susan Kaufman. By Emily Fromm

  • NICOLE RICHIE photo | Nicole Richie

Credit: Mavrix; Brian Lowe/JPI; Jon Kopaloff/FilmMagic

Updated: Tuesday Dec 20, 2005 | 06:00 AM EST

NICOLE RICHIE

From sidekick to superstar, Richie perfected casual glam (left, in Miss Sixty jeans and a Curve camisole) and red-carpet radiance (in vintage Azzaro, center, and Moschino Couture). "She's had a mega year, stylewise," says PEOPLE fashion director Susan Kaufman. "She favors vintage, and sometimes she creates a '70s character out of her look. Girls everywhere copy her."