Two sisters were still virgins at the age of eighty-six. Finally in frustration one of them, Ethel, announced: "I'm damned if I'm going to die a virgin. So tonight I'm going out on the town and I'm not coming home until I've been laid!" Shocked by the outburst, her sister, Betty, warned: "Well, don't be too late. There are some strange people in town on a Saturday night." All evening Betty waited anxiously to hear the key in the door. At last – at half past one in the morning – Ethel returned an…