When I'm offered the chance to leave New York to live in London for three months, I can't pack my suitcase fast enough. As soon as I touch down I'm obsessing over red telephone boxes, palaces and all the black cabs. But my favorite place is the tube. It's wall-to-wall hot British men in suits. When I'm offered a temporary job working for a barrister, I say, sign me up. On my first commute into work, it's a total...