This has been discussed before and Zuki's list is right on. I would change # 2 and 3 but it can work either way.
People just want ot be entertained and generally don't care how you do it. If the Guitar Players songs hit the mark, if his voice was good, guitar playing adequate, then we finally get to the drum machine. See where I'm going with this.? Lots of the equipment we go crazy over is more for us than anything else but we need to be happy with what we're using.
You strolling with the Accordian is a great entertainment factor in the right situations. Different ways to entertain.