Sozin's Comet (1): The Phoenix King - S3-E18
Continuity mistake: When Aang is waking up on the giant lion turtle, he is not wearing shoes in the first shot, but in the next shot, he is. (00:22:35)
Continuity mistake: When Melinda is driving to Kirk's house she is in a Jeep Cherokee, but when she arrives she is in a Jeep Liberty.