Forgiveness is complicated. And so is self-examination. But Billy Joel, who has an inherent likability, and his loved ones seem to be well-practiced in the art of both.

Billy Joel may have been married more than once, but only one ex-wife has her own theme song. In HBO’s new documentary Billy Joel: And So It Goes, the music legend opens up about his marriage to supermodel Christie Brinkley — and the unraveling that followed.

A pedicab driver in New York City got the surprise of his life when Billy Joel stops to say hello after hearing his own song "New York State of Mind" being played for passengers.

What if the most memorable Billy Joel songs the ones that to this day send shivers down your spine were spawned from heartbreak so palpable, it altered not only his life, but the trajectory of rock history?

Weber and Joel first met in the late 1960s, as he was best friends and bandmates with Jon Small, Weber’s then-husband. In 1969, for the sake of musical convenience and financial benefit, Joel moved in with the couple and their young son, Sean.