I think it is very ironic that most people think that the banjo is a southern white instrument. It came from Africa and even for the first years that white people played banjo they would put on blackface.
Stax was rejoicing in the difference in who we are, and that's what you see in the film.
I was drafted and went to Korea where I had an opportunity to create a production team that did dramatic and comedy shows. I had also done a little disc jockeying.