Scowling over this treatment, Azula stormed off.
Whole squadrons were scrapped to make way for.
In addition to creating her usual powerful fire balls, she was able to shoot her flames behind her in order to propel herself through the air onto the gondola.
This betrayal affected her so much that she lost her normally cool demeanor, as evident when she later attacked the Western Air Temple.
Although it seemed as if Zuko, Sokka, Suki, and Hakoda would fall into the boiling lake during an escape attempt, Mai helped aid their escape.