In “The End” he speaks of screwing his mother before he kills her, and after he killed his father.
I believe he was speaking for the killer, who woke before dawn and put his boots on. Ya know, the one who took a face from the ancient gallery?
And he also proclaimed himself the “Lizard King”
Jim Morrison lived in, expressed himself, in and of the World of possibilities that where being entertained by those around him.
Complete insanity for the most part.