Avatar: The Last Airbender - Season 2 Episode 11 -

Aang, Katara, Sokka and Toph escape the library to face the desert without the benefit of Aang's flying bison, Appa. The group knows they must get the information they obtained from the library about the upcoming solar eclipse to Earth Kingdom capital of Ba Sing Se, as it could very well make the difference in the ongoing war with the Fire Nation. Aang, who has always felt somewhat isolated by the realization that he is indeed the last Airbender, considers Appa and Momo his only connections to his previous 100-year ago world. When Appa is stolen by Sandbenders, Aang ...