The Sun Warriors Teach Aang And Zuko The Dance Of The Dragon Zuko said he would teach Aang firebending, however, they both stumbled when the prince of the Royal Fire Nation family lost his mojo.
The dragons teaching Aang and Zuko the proper way to Firebend through their dance is a beautiful moment, and one of the best climaxes in the series. Avatar doesn't get to spend much time on Aang ...