Everyone pulled out the big guns this week...Rachel Zoe did Louis Vuitton, Jen Brill tried turquoise Chanel, Jessica Alba opted for Balmain, and who cares who Drew Barrymore was wearing? She looks great. Oh, and Rachel Bilson went on a Barneys shopping spree.

more This week's muses: Alexa Chung outside of Louis Vuitton, Frida Gustavsson, Anja Rubik, Lou Doillon at the Moncler dinner, and yes, Kate Boswort