KBS 2TV 'Happy Together 3' recording was held at the Yeouido-dong KBS Byul Pavilion in Yeongdeungpo-gu, Seoul on the afternoon of May 12th.
So Yoo-jin and Byul attended the recording.
kim hye-jin
About So Yoo-jin
So Yu-jin is a South Korean actress. She is best known for her leading roles in the television dramas Rookie, Delicious Proposal, Fox and Cotton Candy, as well as in Rival and Mai Ratima.
 Wikipedia