Elroy finds a weird rock and takes it home, where it hatches into a furry little creature that the family adopts, although Astro doesn't feel as loved anymore and runs away, getting taken to the dogpound in the process.

When Cogswell sends in a spy to Spacely Space Sprockets to steal Spacely's new chocolate microchip cookie, Spacely sends George—disguised as Georgina Jetstream—to act as Cogswell's new secretary to get it back.