It's bowling time with the female idol groups! First up are Red Velvet and Apink. Joy gets the first strike for this match and surprises everyone. Laboum and Lovelyz also have a match. Which female team will go to the finals? Meanwhile, men's aerobics match also begins. Last year, ASTRO gave an outstanding performance. This year, various groups such as Imfact, Golden Child, and ONF compete against each other. Will this year's contenders be able to outperform ASTRO?