"Knowing Bros" Lee Joon-gi "First Meeting: Senior Choi Min-soo, I've penetrated the day I fell into manners." on October 27, 2018 Choi Min-soo Knowing Bros Lee Joon-gi Rocking stone Seo Jang-hoon + Seoraksan Choi Min-soo Knowing Bros Lee Joon-gi Rocking stone Seo Jang-hoon Seoraksan