TO his floundering flock, the fact that the Bishop of Argyll and Isles was missing from his bed was not as important as the realisation that he was frequenting an already occupied one. Though considerably weakening dearly-held spiritual beliefs, the incident reinforced a more cynical conviction: that nobody, not even those on the highest rungs of the Roman Catholic hierarchy, is high enough to elude some very basic instincts. The reverends liaison with a divorcee mother-of-three has established that while even 2,000 years after Christ, the Way of the Cross is as tough as ever, digressions from it have increasing print value. Central to the controversy is celibacyan issue which having crawled out of the closet, has begun making covers instead of hiding between them.