The Firebending Masters
S3, E13: As Zuko teaches Aang firebending, it turns out Aang isn't the only one who needs a lesson. The two set out to learn the true meaning of firebending from the original teachers.

S3, E13: As Zuko teaches Aang firebending, it turns out Aang isn't the only one who needs a lesson. The two set out to learn the true meaning of firebending from the original teachers.