While her style is subdued compared with twin sis Mary-Kate, Ashley Olsen is a fashion heavy-hitter in her own right with her signature sleek, polished style that balances classic and cutting-edge sensibilities.
The man known for his extravagant lifestyle has quite the extravagant wardrobe as well, replete with designer suits that could pay a few months rent each.
From the flamboyant Euro-chic looks he sports on "Gossip Girl" to his real-life hipster, rocker-cool style, Ed Westwick definitely knows how the fashion game is played.
With her delicate features and long, lithe figure, Gwyneth Paltrow was born to be a fashion icon, and pretty much couldn't look bad in something if she tried. She has perfected the art of understated glamour.
Whether she's glammed up in couture gowns or dressed down in tattered jeans and loose layers, Katie Holmes' style always commands attention (and sparks widespread imitation).
Whether she's decked out in designer duds on the red carpet, or keeping it cool and casual in jeans and a t-shirt, Keira Knightley's effortless approach to fashion that works no matter what.
Mini mogul Mary-Kate Olsen is known for her daring, anything-goes approach to fashion. From homeless-chic to super high-end, her choices never fail to shock and surprise.
Rachel Bilson has earned her trend-setter status due to a fun, experimental approach to fashion that's always on-trend without being overly trendy. Shes' trendtastic!
British beauty Sienna Miller caught everyone's eye with her eclectic, bohemian meets street-chic style. Sienna remains in a class of her own when it comes to fashion due to her unmatched ability to mix it up.
Victoria Beckham is a testament to the adage "if it ain't broke, don't fix it." This icon has her favorite designers, favorite silhouettes, and favorite style, and seldom veers from her chosen path.