“From Prada to Nada” is a new romantic comedy starring Camilla Belle, Alexa Vega, Wilmer Valderrama, Kuno Becker and Academy Award nominee Adriana Barraza. It’s a whimsical fish-out-of-water story of two spoiled sisters: Nora (Camilla Belle), a law student, and Mary (Alexa Vega), an undergrad party girl