In Robert Schwartzman's comedy The Argument, a cohabitating couple turns to their friends to help resolve a dinner party dispute that doesn't just threaten to tear apart one relationship, but several. As one of the friends asked to help settle the titular conflict, Maggie Q plays Brett's (Danny Pudi) girlfriend Sarah, an entertainment lawyer who has little patience for creative types, especially actors. This leads to one of the funniest scenes in the film, in which she vents to the entire room about how acting isn't a real job. According to Q, best known for more …