It's probably the last headline you'd expect on a Portishead interview but, then again, you haven't heard Beth Gibbons using her favourite expletive. Very few people have - the singer with Bristol's latest and potentially greatest musical export up 'til now refusing to talk to the press because she reckoned she had nothing to say. But even the most reluctant of tongues can be loosened as Stuart Clark and his cattle prod discover when they go Avon calling.