"O.C." is a popular American television series that aired from 2003 to 2007. Set in the affluent community of Newport Beach, California, the show follows the life of Ryan Atwood, a troubled teenager from Chino who is taken in by a wealthy family, the Cohens. The series explores themes of class disparity, friendship, and family dynamics. The show features a diverse cast, including Ben McKenzie as Ryan, Mischa Barton as Marissa Cooper, and Adam Brody as Seth Cohen. "O.C." became a cultural phenomenon, influencing fashion and music trends, and is often credited with popularizing the teen drama genre in the early 2000s.