The first part of the documentary told the story of the Joel being in the band Attila with his best friend Jon Small, whom Joel eventually went to live with in a home occupied by Small, his wife Elizabeth Weber and their son. Weber reportedly said in the film that there was a “slow burn” between her and Joel.

Billy Joel reveals his darkest moments in new documentary "And So It Goes," including two suicide attempts following an affair with his bandmate's wife that led to depression.

And So It Goes, premiered at the Tribeca Festival in New York on Wednesday and it featured a section about one of the most difficult periods in the 76-year-old singer's life. According to People, the film co-directed by Susan Lacy and Jessica Levin delves into a dark incident early in Joel's career when he attempted suicide two times after having an affair with a former bandmate's wife.