I don't know if it was a single-blade or one of those straight-edge razors, but I used to play in bands that were, like, show bands and would play different clubs, and, in those days, I would go to the barber twice a week.
In each city there are different favorites. Whatever we do, we'll come off the stage and somebody will ask how come we didn't do 'Pearl Necklace.' At the next town, it's something else we didn't do that they wanted to hear.