Overview: Albert Einstein's prize is missing and the clues point to everyone aboard the Peg + Cat Express!
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First Air Date: Oct 07, 2013Last Air date: Apr 27, 2018Season: 2 SeasonEpisode: 130 EpisodeRuntime: 30 minutesQuality: HDIMDb: 7.10 / 10 by 12 usersPopularity: 14.491Language: English