Question: Where is Estaban from? He doesn't look like he came from America.
Question: If Dustin, Dana, and James don't appear in a lot of episodes in the show, why are they still considered main characters?
Answer: Dustin was only considered a main character from season 1-3, and probably just because he's Zoey's brother. Dana was only a main character for season 1 and James didn't become a main character until season 4.
Chosen answer: Toph had Katara use it to send a letter to her parents. It never returned.