Overview: Arthur pulls a prank, which has everyone believing aliens are landing. But the joke backfires on Arthur when he spots a real UFO and nobody believes him.
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First Air Date: Jan 03, 1989Last Air date: Dec 16, 1995Season: 6 SeasonEpisode: 78 EpisodeRuntime: 26 minutesQuality: HDIMDb: 6.20 / 10 by 59 usersPopularity: 9.14Language: English, French, German