Last Night's Look: Hit or Miss?

Vote on this week's styles by Blake Lively, Mariah Carey and more stars! You decide – are they fashionistas or flops?

KATE WALSH

Taking a sweet approach, the TV doctor adds a floral embroidered cap-sleeve top to a matching pencil skirt, satin peep-toes and pink quilted tote for a Dior Beauty luncheon in L.A.