Billy Joel and Elton John haven’t always seen eye to eye. During the newly released second part of HBO’s “Billy Joel: And So It Goes” documentary, Joel revealed how John’s public push for him to enter rehab caused a major rift between the two music superstars.

The HBO documentary about the singer and songwriter wrapped with a deep exploration of his tabloid troubles, creative process and decision to return to live performance.

Billy Joel has opened up about his father and his family’s holocaust history in the second part of his HBO documentary, titled And So It Goes.