Redneck Condoms_英语成人笑话

a redneck goes to a pharmacist and says: "i got a hot date tonight, an' i need me some pertection. how much is a pack a' dem rubbers gonna cost me?"
the pharmacist responds: "a three-pack of condoms is $4.99 with tax."
to which the redneck replies: "tacks! gawd a' mighty, don't they stay on by themselves."