Daniel Ranallo can tell you, because he did it in Phillipsburg, Pennsylvania, and got busted. As described by Judge Pursel, per The Morning Call:
This is a bizarre case where the defendant was wandering around with a gun looking for someone and firing the gun in a public place.
So what do you get for that? A scolding? Community service? No such luck for 21-year-old Mr. Ranallo. He got oe year in jail. You can read more (just a tiny bit) here.