From Jessica Alba's colored denim obsession to Sarah Jessica Parker's love for velvet blazers, every trendsetting celebrity has a signature style and recently we've discovered Olivia Wilde's red-carpet secret weapon. The sexy star has been spotted amping up her all-black ensembles with a bevy of bold colored pumps to create eye-catching ensembles that are the perfect combination of sophistication and youth. Get a closer look at Olivia's knockout looks, then mimic her cool-girl style for a night out.
