The Long, Long Trailer (1954) actually happened and the man wrote a book about it. Father of the Bride, same thing; a banker wrote that who had never written anything else.
Designing Woman was written for the screen.
But I think musicals are going to have to deal with important subjects.
Once you find the right idea, then go ahead and embellish it.
Dali was the great painter then and surrealism was a way of life.
No, I only like whether I like the story or not, essentially see something in it that isn't completely there.