Last Night's Look: Hit or Miss?

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

  • JESSICA STROUP photo | Jessica Stroup

Credit: Jordan Strauss/WireImage

Updated: Saturday Aug 22, 2009 | 06:00 AM EDT

JESSICA STROUP

When you hit an InStyle party, you'd better live up to the name – and the 90210 star does just that in a fashionable black strapless Rachel Roy minidress with lace panels, black pumps and a patent clutch.