Hyoyulsu, a unit of Girls' Generation, made a splash on the variety show '놀면 뭐하니?' with their OST debut stage. The group, consisting of Hyoyeon, Yuri, and Sooyoung, showcased their talents and captured the audience's attention. On the 20th, the broadcast of MBC's entertainment program '놀면 뭐하니?' featured Hyoyulsu's OST stage, which helped the show achieve a high viewership rating of 5.7%. The episode also ranked 1st in Saturday entertainment programs with a viewership rating of 2054. | Hyoyulsu, a unit of Girls' Generation, made a splash on the variety show '놀면 뭐하니?' with their OST debut stage. The group, consisting of Hyoyeon, Yuri, and Sooyoung, showcased their talents and captured the audience's attention. On the 20th, the broadcast of MBC's entertainment program '놀면 뭐하니?' featured Hyoyulsu's OST stage, which helped the show achieve a high viewership rating of 5.7%. The episode also ranked 1st in Saturday entertainment programs with a viewership rating of 2054.