At the premiere of “Sin City: A Dame to Kill For,“ celebrity stylist Davy Newkirk was tasked with creating the perfect red-carpet look for Jessica Alba. His inspiration? Her emsemble, of course! “Jessica’s gorgeous, form-fitting, electric blue Zac Posen dress had a classic silhouette, so I thought that glamorous rocker hair would be a great contrast,” said Davy. We think he nailed it! Find out how to recreate this all-occasions look for your next client.