Hey Arnold!
Biosquare (3x33)
Date de diffusion: Déc 07, 1998
Helga and Arnold locked in a greenhouse together for 24 hours? Now THERE'S a science fair project! They should both get a great grade on it - if they don't kill each other first.
- Première: Oct 1996
- Épisodes: 190
- Abonnés: 125
- Fini
- Nickelodeon
- Daily à 18