Watch anime online, stream anime episodes online for free.Watch Avatar the last airbender Book 2 Earth Episode 16 version online and free episodes. Anime Episode guide, Chapter Avatar the last airbender Book 2 Earth Episode 16 Appa’s Lost Days This episode starts during the events of “The Library”. It shows Appa’s abduction and his various adventures over the next few weeks. These include performing in a Fire Nation circus, fleeing from a startled farmer, and fighting with a porcupine boar. Afterwards, Suki and her Kyoshi warriors help him recover from his injuries. When they are attacked, Suki convinces Appa to flee to find Aang, despite his willingness to fight.