Now, a two-part HBO documentary is exploring the life, career and personal struggles of Billy Joel, providing an expansive look at the man behind the music. Billy Joel’s former business manager and wife,

Billy Joel opens up about the new HBO documentary 'Billy Joel: And So It Goes' — and why he "resisted" revealing the highs and lows of his life and career — in this week's issue of PEOPLE.

Billy Joel has married four times, including to model Christie Brinkley. The women in his life inspired songs such as “Uptown Girl” and “Just the Way You Are.”

Billy Joel may have been married more than once, but only one ex-wife has her own theme song. In HBO’s new documentary Billy Joel: And So It Goes, the music legend opens up about his marriage to supermodel Christie Brinkley — and the unraveling that followed.

The legendary musician talks about meeting his wife for the first time in the new HBO documentary 'Billy Joel: And So It Goes'

Billy Joel has opened up for the first time about the brain disorder that forced him to cancel all upcoming performances and tour dates. The music icon, 76, was diagnosed with Normal Pressure Hydrocephalus (NPH) in May. The rare disease can cause problems walking, which is especially problematic for a performer like Joel.

Billy Joel's whose music speaks a lot about him, is all set to open up about his complicated life in a new two-part HBO documentary 'Billy Joel: And So It Goes'