Kristen Bell, Ashley Olsen, Rachel Bilson and Hayden Panettiere attended the Christian Louboutin party hosted by Saks in L.A. last night. Hayden needs to stop dressing like a thirty year old and start having fun with her wardrobe. And let's not even start to get into Ashley Olsen. I thought she was supposed to be the happy twin...

P.S. - How cute are Rachel's shoes? I love 'em!