Erza: Hey Rosemary, I got a question.

Rosemary: What is it?

Erza: Mary's mother had 5 kittens: Nana, Nene, Nini, Nono, ?. Who is the fifth kitten?

Rosemary: Nunu, duh.

Erza: Again. MARY's mother had 5 kittens: Nana, Nene, Nini, Nono, ?. Who is the fifth kitten?

Rosemary: I just texted you, it's Nunu!

Erza: Why am I on this planet full of dumb people?

Rosemary: 'Coz you're also dumb!

Erza: Why you! Come back here this instant