Funny Redneck Joke

*Girl is crying*
Dad: Why ya' crying?
Girl: My boyfriend dumped me!
Dad (Grabs shotgun): I'll be back...
*A while later, dad comes back*
Girl: What the hell! Why did you kill him!
Dad: I didn't!
Girl: Where did you go, then?
Dad: To get you ice cream of course.
Girl: Why the hell did you bring the shot gun!?
Dad: So I could get it for free!