The Song boys continue their visit to the Choo family home in Japan. Sarang helps Ilgook shop for groceries and shows her hospitality to the triplets by offering them chocolate. Shiho shows up to help celebrate Christmas with her family and the Song's. Hwijae and the twins attend Kim In-seok's wedding. He also teaches the twins to bow properly in a show of respect for New Year's and later they go on a mountain hike and watch the sunset to look back at the year. Tablo and Haru visit and pay their respect at his father's grave. Tablo, Haru and Hyejung celebrate Christmas together with a cake and say their goodbyes to the show. Guest stars: Kim Sook, comedian Kim In-seok, Oh Nami, Lee Sang-ho, Lee Sang-min, Shoo with twin daughters Lim Ra-hee & Lim Ra-yool and son Lim Yu via video chat, Jang Yun-jeong & Do Kyung Wan with son Do Yeon-Nu (Kkom-kkomyi) via video chat. (Source: Wikipedia)