Washington DC, July 23 -- 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', according to People.

"I've resisted this kind of thing for so long. I'm sick of talking about myself," said Joel, adding, "Some of the stupid stuff I did, that's painful to talk about. But they asked me for some thematic guidance. I said, 'Just tell the truth.'"

The documentary, directed by Susan Lacy and Jessica Levin, is a rare, revelatory glimpse into the private world of one of rock music's most enduring acts -- and how he overcame substance abuse, mental health struggles and more to find peace and happiness with his wife, Alexis, and his three dau...