You can achieve all sorts of things in the garage with the right pulley set up. In this demonstration I loosen a bow knot that is behind me using a rope in front of me.
the reason they dont have piercings or interesting hair is cuz when they go home they take all this shit off and dress like a normal person and no one knows its them. this is just cosplay, they arent goth. its like dolly partons blonde wig