Elroy Jetson brings home a rock from his school's asteroid field trip. It turns out to be an egg, which soon hatches Orbitty, a springy endangered species. The alien proves to be skilled at fixing things, but Astro is upset by his diminishing attention.
- Miss Brainmocker
- Elroy Jetson
- Jane Jetson
- George Jetson
- Jeffrey (only appearence)
- Jennifer (only appearence)
- Judy Jetson
- Joey Jupiter (only appearence)
- Orbitty (first appearence)
- Splash Crater (only appearence)
- Felix (only appearence)
- Maxie (only time mentioned)
- Orbitty is introduced in this episode.
- This is the first episode of the 1980s incarnation.
- Boy #1 sounds like Scrappy-Doo.