When Mackenzie Little-Armstrong, the daughter of the most powerful talent agent in L.A., spots rosy-cheeked Emily at a premiere party in L.A., she realizes she has talent, but does Mac have what it takes to make this nobody a superstar? Eighth-grader Kristy Armstrong decides to make her mark at clique-ruled Bel Air Middle School by following in her top talent agent-mother's footsteps and catapulting a new student into stardom, which jeopardizes her relationships with best friends Marisol and Dee.