Zuko was quite startled when the door was suddenly opened with such a force, he was always used to have people knocking first. Besides he had been completely absorbed in drawing on his book with Aang; the picture was nothing more than scribbles and blobs that looked entirely like nothing, but for them (supposedly) it was a parade with dragons, flying bisons, some of the temples Aang knew along with the monks there and apparently Zuko's academy as well.

For some reason it was about to turn into a tickle fight but Zuko's attention had been quickly distracted to the girl standing below the door frame of his room.

He tilted his head and blinked at her, not noticing at first how angry she seemed. "Oh, hi!"