With General Hospital favorite Rena Sofer announcing that she's moving to New York City, fans are asking if that means it's the end of the road for Lois Cerullo.

And So It Goes reveals the inspiration and process behind certain songs. But it also digs into Joel's alcoholism, multiple marriages and divorces, and his conflicts with fellow musicians.

Musician Alexa Ray Joel opened up to PEOPLE about how she reacted watching her dad's new HBO documentary "Billy Joel: And So ...