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Arnold is sick and tired of everybody preforming their April Fool jokes on him (escpecially Helga), so he tries one of his own, but it backfires when it temporarily blinds Helga.
First Air Date : Oct 07, 1996
Last Air date : Jun 08, 2004
Episode : 186 Episode
Season : 5 Season
Runtime: 12:14 minutes
Studio: Nickelodeon
Country: United States of America