Back in their terrifying heyday, they threw pigs’ heads around on stage, covered themselves in muck, provided Marilyn Manson with a career and wrote ‘Community Games’ for Aidan Walsh. Having escaped the clutches of a sinister born-again Christian turned transvestite, they’re now making movies with Neil Jordan, dining with Damien Hirst and consorting with Tony Blair. All in all, it’s been a long, strange trip for The Virgin Prunes