On the 21st, KBS 2TV's knowledge talk show '옥탑방의 문제아들' (The Problem Child in House) featured comedian Yang Sang-guk and singer BIBI as guests. During the episode, Yang Sang-guk addressed recent online controversies regarding his attitude and dating views, clarifying misconceptions about his behavior. Meanwhile, BIBI shared insights into her unique fan service, and both guests joined Joo Woo-jae in a lighthearted discussion about their pride as representatives of Changwon, humorously naming themselves among the 'Changwon 4 Great Heavenly Kings.' | On the 21st, KBS 2TV's knowledge talk show '옥탑방의 문제아들' (The Problem Child in House) featured comedian Yang Sang-guk and singer BIBI as guests. During the episode, Yang Sang-guk addressed recent online controversies regarding his attitude and dating views, clarifying misconceptions about his behavior. Meanwhile, BIBI shared insights into her unique fan service, and both guests joined Joo Woo-jae in a lighthearted discussion about their pride as representatives of Changwon, humorously naming themselves among the 'Changwon 4 Great Heavenly Kings.'