Overview: The gang investigate the mysterious Professor Huh?, who pits them against another rival gang led by a childhood friend of Fred.
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First Air Date: Oct 05, 2015Last Air date: Mar 18, 2018Season: 2 SeasonEpisode: 53 EpisodeRuntime: 23 minutesQuality: HDIMDb: 8.10 / 10 by 107 usersPopularity: 37.076Language: English