A Number One album in nine countries, 5 billion views on YouTube and a world tour that sold out in six minutes - Canadian Shawn Mendes is no ordinary singersongwriter. Mendes was discovered on the video-sharing platform Vine in 2013 after posting a string of six-and-a-half-second covers of One Direction, 5SOS and Justin Bieber, which gained him legions of fans (called the Mendes Army). His first single "Life of the Party" was released in June 2014 through Island Records and h