Conversation so far:
Why did Kenneth Anger return?
CANNOTANSWER.
What was his first project back in to film making?
Anger began screening a new short film, the anti-smoking Don't Smoke That Cigarette.
did it do well?
CANNOTANSWER.
Did he relased any other film works?
followed a year later by The Man We Want to Hang.

Question: What was his best film work recently?
Self-contained rewrite: What was Kenneth Anger's best film work recently?