Conversation so far:
When was Harry Chapin born?
Harry Forster Chapin was born on December 7, 1942
Are there any other interesting aspects about the Harry Chapin article besides birth date?
born in New York City
Who was Harry Chapin's parents
His parents were Jeanne Elspeth (née Burke) and Jim Chapin, a legendary percussionist

Question: How old was he
Self-contained rewrite: How old was Harry Chapin?