The 25-year-old designer and Olivier, managing director of the Carlyle Group, have been together for about a month now, and are "head over heels" for one another, according to the Post — even hitting the Hamptons ensemble over Memorial Day weekend. Doesn't Mary-Kate know that Sarko lost the French presidential election, and he has two sons around her age, anyway? Well, whatever gets Carla Bruni closer to wearing The Row.