DW keeps a snowball in the freezer from the "best day of her life," but it goes missing. Arthur and his friends and family each recall what happened the day of the snowball's disappearance for each of their own point of view.
When Aang and his friends encounter a giant canyon, they are asked to guide two refugee tribes across. However, they face many issues due to the two tribes' long, bitter history. Both tribes retell their version of the story behind their feud.