Rosa: let's get this pregnancy test thing over with.
Amy: I can't. I have no pee inside of me. I'm pee-free, Rosa! what do I do? what do I do?!?!
Rosa: ... drink water
Amy: oh yeah. you're so smart. you're a very good friend. I'm glad you're here
is the exact same as
Hermione: it likes the dark and the damp...
Harry: so light a fire!
Hermione: yes - of course - but there's no wood?
Ron: HAVE YOU GONE MAD? ARE YOU A WITCH OR NOT?
Hermione: oh, right!