Last Night's Look: Hit or Miss?

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

  • DEMI LOVATO  photo | Demi Lovato

Credit: John White/INF

Updated: Friday Jun 19, 2009 | 11:45 AM EDT

DEMI LOVATO

Gomez's costar – and BFF! – shows off a sexier side in her bustier Alexander Wang minidress and antique Swarovski crystal necklace at the Toronto premiere of Princess Protection Program.