Last Night's Look: Hit or Miss?

Vote on this week's styles including Ashlee Simpson, Mariah Carey and more stars! You decide – are they fashionistas or flops?

  • JENNIFER LOPEZ photo | Jennifer Lopez

Credit: Jon Kopaloff/FilmMagic

Updated: Friday May 15, 2009 | 11:45 AM EDT

JENNIFER LOPEZ

For this year's Noche de Niños gala in Beverly Hills, J.Lo gets bright in a teal Temperley London gown with blouson sleeves, strappy heels and Neil Lane jewels – including 20-carat diamond earrings.