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Starting now you have exactly 19 hours, 7 minutes and 17 seconds to shop Saks.com’s Fashion Fix sale, where everything from Oscar de la Renta’s blue silk dress (left) to Ali Ro’s hot pink statement blouse (right) is 50 percent off! Choose from a selection of BCBG party dresses and Donna Karan’s versatile jersey separates. The sale ends tomorrow, January 21st, at 12 PM EST! Get the coupon here.

In celebration of their millionth customer order, Net-a-porter.com is giving away a $40,000 shopping spree to one lucky lady! Wondering what you can get with $40,000? How about a new pair of Christian Louboutin shoes for every day of the week? Or 30 Herve Leger bandage dresses? Or even 125 pairs of designer sunglasses? You get the picture—this prize is huge! The sweepstakes launches tomorrow, January 21st, and all you have to do is enter to win, no purchase necessary. More

Rachel Bilson, our favorite raven-hair beauty (and InStyle contributing ed!), left the Andy LeCompte Salon in West Hollywood yesterday sporting a new set of highlights! Her colorist, Denis De Souza, added chunky, blond streaks to actress’s brunette tresses. We love her new sun-streaked color, what do you think?

Today marks the one-year anniversary of the Obama administration and thanks to Michelle Obama, White House style will never be the same. Here are five ways she’s put her stamp on First Lady fashion:

1. She isn’t afraid of wearing color—check out her rainbow-colored wardrobe!
2. She puts young designers on the map—just ask Jason Wu!
3. She know the power of statement accessories—see how she finishes a look! More

Not sure how to find the right size bra for your body? Confused about what looks best under which kind of top (strapless, one shoulder, backless)? Are you looking for a bra to help with a specific concern (minimize, enhance, etc.)? Whatever your bra questions are, we want to answer them! Send your questions to us and we’ll do our best to answer them in a future issue of InStyle!

Submit a bra question now!

— Isabel Gonzalez

Jessica Simpson is expanding her fashion empire with a jeanswear collection by Jones New York. The eponymous line includes core denim styles—boot-cut, skinny, flare, straight-leg—in premium denim washes along with knit tops, jackets, skirts and easy layering pieces. For Simpson, fit is key to her line’s jeans. “A girl’s booty needs to look good,” she told WWD. The collection launches at department stores nationwide in July.