One of the hottest trends of the evening was body-conscious - aka skin-tight! It's not a surprise when Paris shows up in a tight dress, but on Alicia Keys and Mary J., the tight styles are definitely new. M. J. has her own take on the trend with a floor-length version, and Megan Fox rocks a can't-fail Herve Leger. As for the usually breath-taking Ms. Keys, it looks like this is one trend she could ...