The Drill & City of Walls and Secrets

Team Avatar has to get creative to stop Team Azula from drilling into the outer wall of Ba Sing Se, while an inopportune tea heating gets Uncle Iroh in even hotter water with Jet in 'The Drill'. Then in 'City of Walls and Secrets' Team Avatar struggles to find anyone who will listen to the warning they bring... after all, there is no war in Ba Sing Se. Join Karl (Airbender) and Mary-Kate (Firebender) as they continue their search for Appa and try to get an audience with the Earth King.