Back in the 80s I had a song selected as a backup for a movie. Backup in the sense that the author of actual song chosen was in a battle over *not* changing her lyrics. The person I spoke with, in person, asked if I was agreeable to changing anything about the song if the director requested it. Without skipping a beat, I immediately replied "yes, of course".
Eventually the author caved and of course my song was not used.
Here is the song: You've Got The Power