Hong Jin-young's 'Smile surprised by the weather' on March 02, 2019 KBS 2TV Happy Together Season 4 recording was held at the KBS annex in Yeouido-dong, Yeongdeungpo-gu, Seoul on February 23rd.Jeon So-min, Hong Jin-young, Jo Bin, Kim Ho-young and Park Yu-na attended as guests on the day.Lee Jae-ha