After Goosebumps: The Vanishing‘s public release, it continued to conceal the two-part finale in a clever cover-up. Goosebumps was originally a book series by the popular author, R.L. Stine, but the popularity and virality of Stine’s stories exploded when these stories were adapted into an anthology TV series where each episode would explore a different story. The popularity of which meant the show continued for 4 seasons, with a total of 74 episodes that continued to air and repeat for many years.

https://screenrant.com/goosebumps-the-vanishing-episode-8-title-hide-alien-reveal-factoid/