Looks of the Week - November 15th 2010

Alexa Chung: Attending the Launch of Google's Boutiques.com. Wearing Valentino, love love love the clutch.Blake Lively: Landing the cover of Vogue USA's best dressed list, Lively attended the CFDA/Vogue Fashion Fund Awards wearing Chanel.Emma Roberts: Wearing a grey Topshop Dress with a Hermes belt, at the Lanvin ♥ H&M Haute Couture Fashion Show.Emma Watson: Heading to David Letterman Show,