A "quinceanera" is a coming-of-age celebration for a Latina girl's 15th birthday, marking her transition from girl to woman. But for many American Latina teenagers, it is an event that means much more, allowing the girls to embrace their chosen identities while still honoring their cultures, traditions and, most of all, the families who have sacrificed so much to give them a good life in the U.S. Premiering on HBO over the course of fou