Last Night's Look: Hit or Miss?

Vote on this week's styles including Taylor Swift, Leighton Meester and more stars! You decide – are they fashionistas or flops?

JENNIFER LOPEZ

The jet-setting star returns to her hometown to celebrate the much-anticipated opening of Topshop in a body-hugging white L'Wren Scott sheath dress, Lorraine Schwartz jewels and Christian Louboutin gladiator heels.