By Steven T. Jones
Mayor Gavin Newsom is now dating someone almost half his age: Brittanie Mountz, a model and restaurant hostess who recently turned 20 years old. And you can catch her in action thanks to some video that the Chronicle shot are last month's opening of the San Francisco Symphony. Warning: the must-see part when she and the Gav talk to the cameras comes toward the end, so you'll need to sit through some seriously nauseating high-society BS first (particularly creme-de-la-gag Dede Wilsey...ick). Even Newsom mocks the ostentation of the event before handing the mike over to his new sweetie, who sounds like...
Actually, you can just judge for yourself.