Kyo Heyerdahl is a fictional character in the Hey Arnold! TV Series.
- 35b. Phoebe Cheats
- 60. Parents Day (no cues)
- 79. Dino Checks Out (no cues)
- 83b. Principal Simmons (no cues)
- 94a. Phoebe's Little Problem
- Hey Arnold! The Movie (no cues)
- Hey Arnold! The Jungle Movie (no cues)
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