Aang receives guidance from Guru Pathik at the Eastern Air Temple; Sokka is reunited with his long-lost father; Princess Azula has something diabolical in store for her enemies; Uncle and Zuko run their own tea shop.

Everyone races against time to stop Azula's sinister plan. Zuko finds companionship in an unlikely source. Aang's destiny hangs in the balance - and so does Zuko's, as Iroh tells him "it is time to choose."

Teen duct tape expert William Beacom shows off his sticky creations; Silversun Pickups performed "Lazy Eye."

Stephen Fry, Alan Davies (in spirit), Johnny Vaughan, Graeme Garden and Phill Jupitus discuss quite interesting topics beginning with 'D', particularly 'Divination'.