The Dangers of Inflating People's Bum Halls

It's like something that might be a small blood plug, but it's attached to a hose. You put it in and then you pump it and as the plug is in there, it expands the arse. I'm not talking about feeling so 'tire-like' But everyone listening, don't do that. It will literally murder something. Do it, but I didn't know this was a thing.