Coco Rocha, Alexa Chung, Scarlett Johansson, Penelope Cruz, Dianna Agron
Credit: Getty Images; Splash News (3); Film Magic

Our favorite outfits of this week—pulled from our Look of the Day top picks—focus on streamlined LBDs, with an ethereal gown and a spring-ready floral thrown into the mix. Our top picks: Coco Rocha in mint green embroidered Zac Posen, Alexa Chung in an inky dress toughened up with a cropped motorcycle jacket, Scarlett Johansson in a Versace peplum design, Penelepe Cruz in off-the-shoulder Emilio Pucci, and Dianna Agron in a rich navy and gold floral Alice + Olivia look. Which one is your favorite? Vote in the poll below and let us know!