When Earth Beth is made younger, her outfit is changed to a kid's version (still a red shirt, blue shorts turn into blue overalls), explained by Space Beth that it's science. However, when Space Beth is made younger she gets the same outfit, despite it bearing no resemblance to her adult clothes.
After it turns out the park isn't as entertainingly lame as Rick reported, Morty and Summer keep expressing confusion about how it isn't living up to Rick's review, even after Rick clarifies that it changed. It's not reasonable that *none* of Rick's explanations are being heard or noticed.