The Summer of 1966 must have been the best time to be alive. London was swinging (apparently), England won the World Cup and it was all soundtracked by the stunning, iconic sounds of The Kinks, with Sunny Afternoon pouring out of radio’s everywhere. But,  ‘Sunny Afternoon;, The Kinks musical written by frontman Ray Davies, shows that behind the brilliance of the songs, there was a band tortured by fame, mental illness and internal strife. This was all brought vividly to life in Birmingham, at the New Alex Theatre last night. Sunny Afternoon is the story of the early Kinks from Ray Davies side of the story. It shows the start…