I Know This Much – by Gary Kemp, Spandau Ballet's prime mover – is simply the freshest, most exciting and best-written memoir to arrive for years.Gary's story begins in North London, where the Kemp family rented a home with no bathrooms and chickens in the yard. After a couple of failed attempts to kill his brother Martin, his parents gave him a guitar for Christmas.From schoolyard battles between the Bowie Boys and the Prog Rockers to Mrs Kemp's firm insistence on net curtains, from acting for...