THE BLONDE AND THE COW A blonde city girl named Amy marries a Colorado rancher. One morning, on his way out to check on the cows, the rancher says to Amy, ""'The insemination man is coming over to impregnate one of our cows today, so I drove a nail into the 2 by 4 just above where the cow's stall is in the barn. Please show him where the cow is when he gets here, OK?"" The rancher leaves for the fields. After a while, the artificial insemination man arrives and knocks on the front door. Amy take…