Conversation so far:
Where did Frank Zappa grow up?
Frank Zappo grew up in Maryland, Florida, and California.
Did Frank Zappa have a happy childhood?
Frank Zappa was often sick as a child, suffering from asthma, earaches and sinus problems.
Did Frank Zappa's family stay in Baltimore?
Frank Zappo's family lived in Maryland, Florida, and California.
Did Frank Zappa enjoy California more than Maryland?
In California Frank Zappa began to develop his interest in music after his parents bought him a phonograph and he joined his first band at Mission Bay High School.
Who was in his immediate family?
Frank Zappa's family consisted of his mother, father, and three siblings.

Question: When did he first play music?
Self-contained rewrite: When did Frank Zappa first play music?