Overview:During a research trip, Lisa learns that Sideshow Bob is the chief scientist at a big chemical engineering company; Marge tries to teach a teen church group about healthy sexual practices.
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First Air Date: Dec 17, 1989Last Air date: Oct 05, 2025Season: 37 SeasonEpisode: 791 EpisodeRuntime: 22:14 minutesQuality: HDIMDb: 2.986 / 10 by 10371 usersPopularity: 117.3283Language: en
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