ITA it seems like the "4th child" and candy bar things are just an after-the-fact rationalization, for using a name they liked because it had an image and sound they liked. From the screen, not from literature. Like
Darcy and
Dante.
maybe I'm projecting my own shallowness but since you said it too, it seems we're that much more likely to be correct.
Want to see the sibling names.
- mirfak