Billy Joel’s first wife, Elizabeth Weber, has opened up about the couple’s relationship after Joel announced he had been diagnosed with a brain disorder, normal pressure hydrocephalus, and cancelled upcoming tour appearances in late May.

In his upcoming documentary for HBO, Billy Joel reveals that he twice attempted suicide, even landing in a coma, following a messy affair with his best friend’s wife.

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.