"You think you can whine, princess? Even my underthings are damp."
Zuko winced. "I really don't think I need to hear about your -- your. You know."
"My upcoming crotch-rot?"
"TOPH."
She laughs at him, and bounces out of the shelter, face turned to the sky. The mud ripples all around her, rising in liquid jets under her feet. "Prude-bender."
"Yeah, well, you're a waterbender," he mutters under his breath.
Toph snorts. "No, no, you're doing it all wrong. You want a comeback? THIS is a comeback." Two seconds later his stone shelter is gone and a huge wave of mud rushes to swallow him.
This means war.
--
("What do you mean I still need to take a bath, I was in the rain all day!")