on the porch

An elderly couple were enjoying the evening by swinging on the front porch and looking at the beautiful sunset. After a few minutes the ol' lady reaches over and knocks the hell out of the ol' man who goes flying off the porch and into the bushes. The ol' man slowly gets up and makes his way back to his seat next to his wife on the swing. He sits there for a few minutes and then asks, "What was that for Ma?" She replies: "That's for having such a small "willy"!" A few more minutes go by and the ol' man reaches over and knocks the hell out of his wife, who also goes flying off the porch and into the bushes. She slowly gets up and makes her way back to her seat next to Pa. She sits here a few minutes and then asks, "What was that for Pa?" He replies: "That's for knowing there was more than one size.