Actor Yoo Yeon Seock, attention on science and engineering family "Father is an engineering professor, brother is a mathematics lecturer"... Guest is "IVE" An Yu Jin = "Whenever I have free time"
<WK Column> Did guests Lee and GwangSu save the first episode of Yoo Jae Suk and Yoo Yeon Seok's new show "If I Have Time"?