Guest Stars Gillian Zinser as Ivy Sullivan Trevor Donovan as Teddy Montgomery Sara Foster as Jen Clark Zachary Ray Sherman as Jasper Herman Rumer Willis as Gia Mannetti Mekia Cox as Sasha Travis Van Winkle as Jamie Co Starring Cody McMains as Stuart George Finn as Michael Diana Gettinger as Ramona N.E.R.D. as Themselves Samantha Ronson as D.J.