I am now slightly worried that you have mentioned a Trampoline, Saxon, Priest, DC and Quo in the same sentence But I needn't worry about your ceiling's eh ?
Well, you can't do bouncing to just any old music, can ya? As for my ceilings...are you saying I'm small or summat? But you are right - the ceilings are safe, there's no danger of me banging my head on 'em!