Slideshow: Liv Tyler’s Little Sister Chelsea Is Stunning In Siwy Fall 2012 Look Book

Those lips! That hair! She’s like Liv in the Aerosmith Crazy days, only maybe even cooler? The 22-year-old was made to model, and she was made to model Siwy. We can’t wait for Fall but for now, we can get the best shorts ever and more at Siwydenim.com