Overview:Arnold asks Grandpa what really happened with his parents, and he finds out that they disappeared after they left the country on a plane, although they might still be alive.
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First Air Date: Oct 07, 1996Last Air date: Jun 08, 2004Season: 5 SeasonEpisode: 186 EpisodeRuntime: 12:14 minutesQuality: HDIMDb: 2.983 / 10 by 876 usersPopularity: 128.966Language: en
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