Conversation so far:
How did Michael Anthony's career start?
Michael Anthony continued his musical training by participating in marching band, while also pursuing athletics such as track and baseball
Where did Michael Anthony play in the marching band at?
In the mid-1960s Michael Anthony was relocated to Arcadia, California, where he continued his musical training by participating in marching band

Question: What did he do after high school?
Self-contained rewrite: What did Michael Anthony do after high school?