A cancer survivor will drive a pink pig the length of Britain to raise money for two causes that he credits with helping to save his life. Nathan Lister, from Rickinghall, will take to the roads next month in a bright pink Citroen Picasso, which, thanks to a makeover, comes complete with a snout, tail, ears and eye lashes. The car, which has been named Pigasso, will see Mr Lister mark his 25th birthday by driving to John O’Groats in Scotland, before heading south to Land’s End and then back to Suffolk. He will be raising money for Cancer Research UK and Addenbrooke’s Charitable Trust, after be…