Conversation so far:
What is the name of a project that David Marks worked on in his Post-Beach Boys career?
After David Marks left the Beach Boys, the Marksmen became his full-time focus, becoming one of the first acts to be signed to Herb Alpert's A&M Records in 1964.
What year did David Marks release the album The Moon?
1969
How did the public respond to the album The Moon by The Moon?
What is the name of a song from the album The Moon by The Moon?
Did David Marks find success in his post-Beach Boys career?
After David Marks left the Beach Boys, the Marksmen became his full-time focus, becoming one of the first acts to be signed to Herb Alpert's A&M Records in 1964.
What made David Marks leave the Beach Boys?
At the height of their initial wave of international success, David Marks quit the Beach Boys in late August 1963 during an argument with Murry Wilson.

Question: Was he married during this period?
Self-contained rewrite: Was David Marks married after he left the Beach Boys?