Dr. John sings the song, but like a lot of his early numbers, it was written by Allen Toussaint, recently passed. He wrote another which might have fit well here. I'm posting these because I love the spirit of this theme and figured that if the folks posting haven't heard these, they might want to sing them one day.
And so here is a second post, also by Toussaint. There are a lot of versions of this one, the Pointers probably being the best known. This is the first, and my favorite: