Karen O. is heiress to a grand tradition of shaggy-dark-haired rock’n’roll queens. Siouxsie Sioux, Chrissie Hynde, Exene Cervenka and Joan Jett should all be thrilled that the torch is being carried so well. But Karen’s also her own girl, no question. The first time I saw the Yeah Yeah Yeahs, they were opening for the […]