Watch The Simpsons Season 18 Episode 15 online via TV Fanatic with over 6 options to watch the The Simpsons S18E15 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and Simpsons World.
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In an unexpected turn of events, Grampa and Selma fall in love and get married, prompting Homer and Patty plot to break up their love connection.