Two guys are out hunting.. Let's call them Joe and Billy. ""I gotta crap Billy"" Joe casually mentions. ""We're in the middle of the woods, Joe, just go behind that tree"" Joe proceeds to saunter over behind the tree and, shortly thereafter, calls out to see if Billy remembered to grab some toilet paper. ""No, I didn't bring any toilet paper"" Billy responds, ""just use some leaves or something."" ""There ain't nothin' but pine needles around me, and I'm not using a pine cone."" ""What about you…