Last Night's Look: Hit or Miss?

Vote on this week's styles including Kim Kardashian, Lea Michele and more stars! You decide – are they fashionistas or flops?

JESSICA SIMPSON

The singer nearly out-sparkles the Christmas tree in a shimmering trapeze coat, knee-high boots and H.Stern diamond jewelry, before performing a duet of "I'll Be Home For Christmas" with a naval boatswain at the Rockefeller Center tree lighting.