On their way to Omashu, Team Avatar is forced to travel underground to avoid Fire Nation attacks. Iroh and Zuko adjust to life as fugitives.

Finding the city of Aang's old friend, King Bumi, captured by the Fire Nation, the heroes hatch a plan to rescue Aang's earthbending teacher. Azula gathers two old friends to help her hunt the Avatar.

As Zuko tries to make it by in exile without his uncle, he remembers how his father became Firelord and what happened to his mother.

Team Avatar is getting chased by a mysterious machine, they become sleep deprived when they try to get away from Azula and her two friends. Katara and Toph get into a heated argument, she calls the earth bender out on her unhelpful attitude. Aang realizes the reason why they are being followed by the crown princess and her friends is because of Appa's shedding. Aang and his friends finally clean Appa up and he tries to create a fake decoy trail with the fur to trick Azula and her friends. Aang is finally cornered by the princess, she reveals that she is the younger sister of Zuko. Katara, Toph, Sokka, Iroh, and Zuko arrive to stop Azula, but she pretends to surrender to Aang and everyone else, she shoots lighting at Iroh as a distraction. Katara tries to help Iroh, but Zuko angrily rejects her offer. Team Avatar begins to part ways with Zuko and Iroh, the four friends finally gets some well-deserved sleep after being chased by Azula all day.

After arriving at the great wall of Ba Sing Se, Aang and the gang discover that the Fire Nation has constructed a great drilling machine to penetrate the wall. The drill is also followed by an army of Fire Nation troops. Also, Zuko and Iroh are having trouble hiding the fact that they are both Firebenders.

In this special episode, we go back in time to the moment Appa was stolen, will find out where he has gone and who he has met along the way and more importantly where he is now!

Aang receives guidance from Guru Pathik at the Eastern Air Temple; Sokka is reunited with his long-lost father; Princess Azula has something diabolical in store for her enemies; Uncle and Zuko run their own tea shop.

The heroes work together to stop Azula's destructive plans; Zuko finds companionship in an unlikely source and learns the time has come to make an imperative choice about his future.

On a forced vacation, Zuko, Azula, Ty Lee and Mai try to blend in with normal teenagers and learn about themselves and one another. Aang and company are attacked by an ominous assassin.

The escape is planned and the heroes attempt to break from the prison that very day. But problems come when Azula, Mai and Ty Lee arrive at the prison.

Aang's moment of truth arrives. Can he defeat Ozai, the Phoenix King? Will he be forced to take a human life? All the characters face their greatest challenges.

On a forced vacation, Zuko, Azula, Ty Lee and Mai try to blend in with normal teenagers and learn about themselves and one another. Aang and company are attacked by an ominous assassin.

Finding the city of Aang's old friend, King Bumi, captured by the Fire Nation, the heroes hatch a plan to rescue Aang's earthbending teacher. Azula gathers two old friends to help her hunt the Avatar.

After arriving at the great wall of Ba Sing Se, Aang and the gang discover that the Fire Nation has constructed a great drilling machine to penetrate the wall. The drill is also followed by an army of Fire Nation troops. Also, Zuko and Iroh are having trouble hiding the fact that they are both Firebenders.

The escape is planned and the heroes attempt to break from the prison that very day. But problems come when Azula, Mai and Ty Lee arrive at the prison.

On their way to Omashu, Team Avatar is forced to travel underground to avoid Fire Nation attacks. Iroh and Zuko adjust to life as fugitives.

As Zuko tries to make it by in exile without his uncle, he remembers how his father became Firelord and what happened to his mother.

Team Avatar is getting chased by a mysterious machine, they become sleep deprived when they try to get away from Azula and her two friends. Katara and Toph get into a heated argument, she calls the earth bender out on her unhelpful attitude. Aang realizes the reason why they are being followed by the crown princess and her friends is because of Appa's shedding. Aang and his friends finally clean Appa up and he tries to create a fake decoy trail with the fur to trick Azula and her friends. Aang is finally cornered by the princess, she reveals that she is the younger sister of Zuko. Katara, Toph, Sokka, Iroh, and Zuko arrive to stop Azula, but she pretends to surrender to Aang and everyone else, she shoots lighting at Iroh as a distraction. Katara tries to help Iroh, but Zuko angrily rejects her offer. Team Avatar begins to part ways with Zuko and Iroh, the four friends finally gets some well-deserved sleep after being chased by Azula all day.

In this special episode, we go back in time to the moment Appa was stolen, will find out where he has gone and who he has met along the way and more importantly where he is now!

Aang receives guidance from Guru Pathik at the Eastern Air Temple; Sokka is reunited with his long-lost father; Princess Azula has something diabolical in store for her enemies; Uncle and Zuko run their own tea shop.

The heroes work together to stop Azula's destructive plans; Zuko finds companionship in an unlikely source and learns the time has come to make an imperative choice about his future.