Chouji ducks out of sight for a minute and emerges in his jacket, pants, vest, and shoes. "I'm all set!" He gestures toward the door, eager to see a little more of what Aang can do.

Once they're outside, Chouji offers his own first technique. "I can change the size of my body. Like this." And he expands one of his fists to the size of his torso, grinning at his new friend. Aang's techniques all involve manipulating the elements, the natural world, while Chouji's involve manipulating his own body.