Original: A one-hour special showing of '' The Secret of the Fire Nation '' which aired on September 15 , 2006 , consisting of '' The Serpent 's Pass '' and '' The Drill '' , gathered an audience of 5.1 million viewers .
Simplified: Katara teaches Aang '' Waterbending '' and Toph teaches '' Earthbending '' . He is '' meat-loving '' and '' sarcastic '' .