Mischa Anne Marsden Barton was born on 24 January 1986, is an English-American fashion model, film, television, and stage actress, best known for her role as Marissa Cooper in the American television series The O.C.. Recently she presents in �You and I� Photocall Press Conference which held in Moscow on Jan 27, 2011. Click on read more option to see more beautiful photos of this conference and enjoy......