Kaylus and Amelia (yes Kay's shirt is a Scott Pilgrim reference)
Amelia:
-straight A student
-barely talks to anyone
-sarcastic
-has a stick up her a- I mean... uptight
-her hair is always in a ponytail all the freaking timeee
-she may be a genius, but she can't socially interact for shi-
Kaylus:
-It's a miracle she even made it through pre-school
-talks way too much
-thinks she's a comedian
-can't take things seriously
-changes haircut every month
-dumb idiot but knows how to talk to people at least... sort of.
(I like to think each of them described the other and it totally wasn't me writing this it was them)