Last Night's Look: Hit or Miss?

Vote on this week's styles including Olivia, Emma and more stars! You decide – are they fashionistas or flops?

OLIVIA WILDE

Bradley Cooper's newest lady pal is honored as an "American Hero" at the Fresh Air Fund's N.Y.C. gala, wearing a loose white tank, black maxi skirt – both by Rag & Bone – and peep-toe heels.