Howard Marks is most famous drug smuggler of his age, and a hero to a generation. On his release from one of America's toughest prisons, Howard made a promise to himself to go straight. No more drugs, no more smuggling, no more fake passports. He would retire to a quiet life with his family in the Balearic Islands of Spain. It didn't quite work out that way. Here is the last pill and testament from Britain's most famous and well-loved drug smuggler.