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The SimpsonsSeries 27 Episode 13: Love Is in the N2-O2-Ar-CO2-Ne-He-CH4
Professor Frink uses science to transform himself into a more attractive man. When Marge, Bart, and Lisa visit Grampa for Valentine's Day, they find the old folks in a drug-induced hallucination that lets them relive happy memories.
- Animated / Entertainment / Holiday / Sitcom
- Original air date
Cast and crew