Girls' Generation Jessica and f(x) Krystal's sisterly conversation on a show.

This show offered close-up footage of Girls' Generation's everyday activities along with their spectacular performances. Included in the episode was a conversation between Jessica and Krystal,who are sisters.

On Christmas Eve, Girls' Generation was staying in Tokyo for their Arena Tour preparation and enjoying a small Eve party with their on-site staff. After a short while, Jessica exited the scene and called her younger sister, Krystal.

Jessica showered her sister with mother-like questions that showed how much she cared for Krystal, "How are you spending your Christmas over there? Are you bored without me? Did you eat yet? Enjoying the snow?"

In the following interview, Jessica expressed her excitement about the Japan Arena Tour. "It is something I dreamed of even before our debut. I am elated that it has become a reality. My sister is happy for me, too. I am going to study up on Japanese so I can better communicate with our fans in Japan."