Sozin's Comet (4): Avatar Aang - S3-E21
Continuity mistake: Throughout the entire show, Aang's eyes are grey, but in the last three episodes (Sozin's Comet Part 2, 3 and 4) they are suddenly brown.
Avatar: The Last Airbender (2005)
1 mistake in Sozin's Comet (4): Avatar Aang
Starring: Dee Bradley Baker, Mae Whitman, Jack De Sena, Zach Tyler
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The Library - S2-E10
Trivia: Wan Shi Tong is of one the few things in this show that is not a reference to Asian cultures, but to Ancient Greece instead. In their mythology owls were the symbol of wisdom and their goddess of wisdom, Athena, was often depicted with an owl.
Chosen answer: Toph had Katara use it to send a letter to her parents. It never returned.