Disclaimer: Avatar the Last Airbender copyright Dante Dimartino, Brian Konietzko and Nickelodeon Studios.
"How can you do that?"
"Uh, Zuko trained me, remember?"
Katara huffed. Sometimes Aang could be exasperating. "I know that," she made a point to stress the word know, "but how are you bending? I thought you couldn't bend in the spirit world?"
Aang smiled, laughing cheerfully as he glided over some rather ominous looking roots. "You can't, unless you come in your physical form. I'm actually here, came through Tu and La's spirit portal. You however, are not."
That disturbed her. "So where is my body?"
Aang frowned, becoming serious. "In the cavern. And you're running out of time."
