Essentially, I'm untrained, so I just go with my imagination and try to put myself as solidly as I can into the shoes of whatever person I'm going to be playing.
Suddenly Star Wars came out while we were on hiatus, and we looked like the old Buck Rogers series, where they had cigarette smoke blowing out the back of the rocket ship.
But if you want to be in a band and write music, then you should just be in a band and write music.