Grammys Preparties 2013 Hair and Makeup

The Grammys may be tomorrow night, but that doesn't mean celebrities are getting their beauty rest. In fact, a whole slew of stars have been out and about all weekend, gearing up for one of the music world's biggest events. Click through now to see how they celebrated. It may have been with a lot of Champagne, but beauty-wise, it was done with much panache.