Married... with Children: Season 5, Episode 11

5 - 11: And Baby Makes Money

After Al's bachelor uncle dies, he leaves $500,000 to the first of his relatives to produce a newborn baby named after him. Al overcomes his usual aversion to sex with Peg. Unknown to him, she is secretly staying on the pill, to keep Al wanting sex with her, and having decided that no amount of money is worth going through pregnancy a third time.