And the award for Most Memorable Beauty Moment goes to...You decide! Is it Jennifer Lopez's half-up 'do? Or maybe it's Christina Aguilera's corn rows. Click through the gallery to see our top 10 most unforgettable beauty moments from the Grammys! Then, catch all of the winners and performances tonight at 8/7c on CBS, and visit InStyle.com for up-the-minute red-carpet coverage!