Nude Celebs: Ari Graynor - Norah (Kat Dennings) wants to prove to her friend Tris (Alexis Dziena) that she's capable of having a boyfriend. At a concert, she grabs the first guy she sees, Nick (Michael Cera), and asks him to pretend they're dating -- but it turns out that Nick is Tris's ex. Despite this hiccup and the fact that they started off as a fauxmance, their relationship turns real as they traipse through Manhattan sharing their love of music and all things weird. Also starring Ari Graynor.