When I do the music, I make the musicians listen to what's happening in the film. That way they treat the dialogue as if it was a singer.
The Nixon administration kept a nasty eye on our show... Cops would come by - often just in time to see the act they wanted to see.
I'm one of those writers who, when writing, believes she's god-and that she hasn't bestowed free will on any of her characters. In that sense there are no surprises in any of my books.