 Sam Ronson ARRESTED FOR DUI 
 
 Sam Ronson Arrested for DUI 
 
 was arrested this morning for DUI outside Baker, California -- home of the world's biggest thermometer --TMZ has learned.According to the booking sheet, 33-year-old Ronson is listed as 5'7" and 102 pounds.Law enforcement sources tell TMZ, Lindsay Lohan 's ex-girlfriend was driving home from Las Vegas at 10:30AM in her black Porsche when she was pulled over for speeding.We're told she was given a field sobriety test and didn't perform well. According to sources, she was cooperative the entire time.Sam DJ'd last night at the Lavo nightclub in the Palazzo hotel in Vegas.Thanks to our friends at SpyOnVegas.com for the pic.
– Bad: Getting arrested on suspicion of DUI. Worse: Getting arrested on suspicion of DUI at 10:30 in the morning. That's what happened yesterday to Samantha Ronson, DJ and Lindsay Lohan ex extraordinaire. Ronson was pulled over on her way home from Las Vegas, where she DJed Sunday night, when cops spotted her speeding in her black Porsche at 10:30am. Sources tell TMZ she didn't do well on her field sobriety test, then refused to take a breathalyzer and was arrested. At the station, she allegedly was found to be over the legal limit. Radar notes that she was released from jail last night.