Overview:Joe Thomas struggles with the definition of a mammal, Iain Stirling devises an explosive chemistry experiment and Sian Gibson sends an NSFW text to Greg.
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First Air Date: Jul 28, 2015Last Air date: Sep 18, 2025Season: 20 SeasonEpisode: 182 EpisodeRuntime: 45:14 minutesQuality: HDIMDb: 2.747 / 10 by 172 usersPopularity: 12.5314Language: en
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