Say hello to the newest member of the celebrity DUI club! Mischa Barton was spotted out just days ago smoking a joint in her car, it comes as little surprise that she was arrested in West Hollywood early Thursday morning for DUI. “According to Lieutenant Honings of the West Hollywood Sheriff’s office, the former star of The O.C. actress “was stopped at 2:46 a.m. and arrested for driving under the influence of alcohol, possession of illegal narcotics and driving without a valid license.” "During Ms. Barton’s detention, it was determined that she was an unlicensed driver and was driving while under the influence of an alcoholic beverage,”...