Guest Stars Rachel Bilson as Summer Roberts Melinda Clarke as Julie Cooper Samaire Armstrong as Anna Stern Ruth Williamson as Peggy Christopher Cousins as Greg Fisher Co Starring Shailene Woodley as Kaitlin Cooper Ashley Hartman as Holly Fisher Adam Grimes as Nordlund Barry Wiggins as Steve Pearlman Milby Barron as Cashier Paul Witten as Fashion Coordinator