A vicar for twenty years, Simon Parke trades in his dog collar for a job on the tills in his local supermarket Among the vegetable aisles and dairy produce he unpacks the meaning of life with his fellow workers, a colourful bunch From checkout charlies to banana rage, from short-changed lows to cold store highs, 'Shelf Life' is a pick-n-mix of wit and wisdom for anyone who loves life and hopes for more - no matter where they find themselves