He was 80, she was 20. It was the stir of the town when an 80-year-old man married a 20-year-old girl. After a year of marriage she went into hospital to give birth.
The following year the young bride gave birth again. The same nurse said, "You really are amazing. How do you do it?" He again said, "You've got to keep the old motor running." The same thing happened the next year. The nurse said, "Well, well, well! You certainly are quite a man!" He responded, "You've got to keep that old motor running." The nurse then said, "Well, you better change the oil. This one's black.