Singer Hwang Chi-yeul attends the recording of Sketchbook of You Hee-yeol' at Yeuido-dong KBS in Seoul Youngdeungpo District on the afternoon of the 19th.
About Hwang Chi-yeul
Hwang Chi-yeul is a South Korean singer. Outside his career as a solo artist, he has also hosted Immortal Songs 2 and competed in the Chinese version of singing competition show I Am a Singer.
 Wikipedia