UKIP leader Gerard Batten was flushed with embarrassment after he missed the start of his eve-of-conference talkRADIO interview with Julia Hartley-Brewer this morning for “personal reasons”. Her producer had already got him on the line when he disappeared. The prospect of Julia’s fearsomely tough questions clearly loosened his bowels. For a moment the producer thought they had been dumped. The subject matter of Julia’s cheeky question pushed the interview into a sticky situation. After passing that initial conversational blockage, the sit-down interview was back on a roll…