Animation
Science Fiction
Comedy
Family
Overview:
Arnold and Gerald try to play a Halloween prank on Grandpa by making him think aliens have landed in the city. However, the broadcast gets leaked and scares everybody in the city.
Credits
| Phillip Van Dyke | Arnold (voice) |
| Jamil Walker Smith | Gerald Johanssen (voice) |
| Francesca Marie Smith | Helga Pataki (voice) |
| Anndi McAfee | Phoebe Heyerdahl (voice) |
| Justin Shenkarow | Harold Berman (voice) |
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