It was late on a Sunday evening in February when I saw the King of Benidorm whizzing towards me along the promenade. Although he doesn't wear a crown or regal jewellery, Nigel Pope catches the eye with his bright mobility scooter, decorated with comedy bumper stickers. If you've ever been to the Costa Blanca resort or looked it up online, then there's a good chance you've come across the King. He's a huge presence on and offline, streaming life in Britain's favourite home-from-home for hours