The bullets shot don't disappear. And what goes up must come down.

https://www.theguardian.com/world/2011/aug/24/how-dangerous-is-celebratory-gunfire

https://www.cbsnews.com/news/celebratory-gunfire-new-years-eve-2-children-wounded-atlanta-oakland/

https://en.wikipedia.org/wiki/Celebratory_gunfire