Nicole Richie and Kate Bosworth hosted a bash in LA last night celebrating their pal Derek Blasberg's new book, Classy: Exceptional Advice for the Extremely Modern Lady. Derek's currently in the midst of a cross-country book tour that included a stop San Francisco, where he shared five fashion no-nos with Fab. Nicole was with Joel and their daughter, Harlow, earlier in the day, but her date for Read more

The Prada store in LA was packed on Friday night with starlets celebrating the launch of the label's new book. Jessicas Biel and Alba kept things simple in black, as did mom-to-be Camila Alves. Christina Ricci took a break from her bikini fun with her new boyfriend to get decked out in a bejeweled white number. Chloe Sevigny, meanwhile, sported a bra-bearing look to pose for photos with pal Liz Read more