They go ‘bang.’ We actually have the actors just say ‘bang.’ADVERTISEMENT“And same with explosion noises. We literally just have the actors off stage screaming ‘explosion noises.’ Literally, just saying that. For the motorcycle scene, I strapped some motorcycle handlebars to a backpack, and an actor is wearing that while the actress playing Terminator is standing behind it. “Terminator: The Musical” isn’t just a show; this is a coping manual for our times. Or make “explosion noises”?