Tea-loving General Iroh is Zuko's uncle and Firelord Ozai's brother. When Zuko embarks on a quest to capture the Avatar, Iroh joins him. he acts as a teacher to him, giuding him with his firebending and general wellbeing. When Zuko is weakened to a fever, Iroh finally makes him see that he does not have to be angry.
Iroh is imprisoned by the Earth Nation. When no guards are looking, he furiously trains himself to become very, very strong. He escaped and helped to re capture Ba Sing Se from the Fire nation.
Once the war was over, Iroh returned to the tea shop he had established and lived a happy life.