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
How old was Harry Chapin?
Died. July 16, 1981 (aged 38)
What else do you know about Harry Chapin besides birth, parents, and age?
the second of four children, who also included future musicians

Question: What was his brothers name
Self-contained rewrite: What was Harry Chapin's brother's name