Haley Reinhart American Idol
Credit: Michael Becker/FOX; Courtesy of Chinese Laundry

Update: Our lucky winner is: Erin Lazzarini (aka @njgrl). Want to win our next giveaway? Follow InStyle on Twitter and stay tuned!

Who could watch Haley Reinhart's performance of Blondie's "Call Me" on American Idol last night without noticing her purple boots! The bold thigh-high footwear is the "Top Dollar" style by Chinese Laundry ($230 at "The whole look was styled around these," the show's costume designer Soyon An told InStyle. And you could be the proud owner of a pair, too—for free! Here's how to win the same boots Reinhart wore on American Idol last night: Follow @InStyle on Twitter. One lucky follower will win a pair of the boots (in your size, of course). All you have to do is check our Twitter page at 3pm EST today and be the first person to correctly answer an InStyle trivia question. Study your American Idol history and good luck!