Paying It Forward'Josh Littlejohn is a rockstar of social impact. Paying It Forward is a much needed reminder about what is really important.' Irvine Welsh When Josh Littlejohn started a small sandwich shop in his home city of Edinburgh, he would never have thought that, within ten years' time, it would be frequented by Hollywood megastars, that he would have opened a string of successful cafs across the UK, and that he would be honoured with an MBE by the Queen. Not