Overview: One of the Thing Upstairs' eyeballs falls down the trap door and Berk has to go after it.
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First Air Date: Oct 06, 1986Last Air date: Jul 28, 1990Season: 2 SeasonEpisode: 40 EpisodeRuntime: 5 minutesQuality: HDIMDb: 7.40 / 10 by 18 usersPopularity: 8.192Language: English