Walking in London' is Concrete Blonde's follow-up to Bloodletting, a 1990 offering that yielded a gold record. It is a daring departure, different in scope and sound from its precursor. The reason is that Walking in London is essentially Johnette Napolitano's record; the singer-bassist wrote all but one of its ten songs, a cover of James Brown's "It's a Man's World." As a singer, Napolitano has a...