Dumbfuck deserves the broken nose in vid 2. And that safety instructor from vid 1 should be fired. The pistol must have a soft trigger because all the handguns ive fired take a reasonable amount of force to pull the trigger. Not something you can do accidentally unless you are a total idiot. Then again that line, "I don't know if we should be filming this because its making me look like a fucking fool" is pretty accurate.
Dude obviously didn't teach him the squeeze it like you're squeezing an orange trick. Pressure on all your fingers and hold your breath while you aim.