Last Night's Look: Hit or Miss?

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

  • RIHANNA photo | Rihanna

Credit: Frank Micelotta/FOX/PictureGroup

Updated: Saturday Apr 16, 2011 | 06:00 AM EDT

RIHANNA

She's sugar and spice! The songstress drapes her curves in a velvety tea rose Carlos Miele gown for the live taping of American Idol.