Jae Seok, Haha, and Ji Hyo’s birthdays are in August. For this week, Seok Jin, Jong Kook, Se Chan, So Min, and Kwang Soo are called in and told to choose between a birthday cake and a birthday punch. They are divided into teams by their choices, and each team is given an opposite goal. The failing team will suffer an incredible penalty. Which team will fail with their mission? Stay tuned to find out! (thetvdb.com)