One of music’s true global superstars and most admired figures, Elton John has sold an estimated 200 million albums worldwide to date, and continues to appear regularly in the singles charts, thanks largely to a series of high-profile collaborations with new faces. But he is loved as much for his outrageous personality and witty outspokenness as for his music: recent memorable outbursts have included a public comment that “people who charge ?75 and lip-sync should be shot” and calling some pushy photographers “rude, vile pigs.” He has even admitted that, in one of his more comedic cocaine-fueled moments, he phoned one of his management team “to tell him to do something about the wind outside my hotel room.” Such shamelessness and sheer silliness rivals anything uttered by punk rockers, yet it is so typically Elton: honest and wittily intemperate. Tragedy and heartbreak have played a large part in his life too. Behind the parties, the...