Since this is not a breech loader I'll keep it to it's own thread. A dream gun would be a SxS 20 ga, smoothbore flintlock, although this fellow has a 12 ga. Only watch the first half of the video.

https://www.youtube.com/watch?v=MUjIhUTbw5s

And the second how not to load a muzzleloader.

https://www.youtube.com/watch?v=en384qVqrug


Nothing is foolproof to a sufficiently talented fool.