| There are two episodes that will always make me at least tear up
Tales of Ba Sing Se & Sozin's Comet, Part 2: The Old Masters? ;)
Tales of Ba Sing Se & Sozin's Comet, Part 2: The Old Masters? ;)
Half right! "Tales of Ba Sing Se" and the very next episode "Appa's Lost Days", which apparently won a Genesis Award for Outstanding Children's Programming [0].