South Korea ' s top entertainers are no exception when it comes to the dramatic differences in their photos between the past and the present . Here are some of the top stars with their past and present photos , hinting at how much changes they have undergone in a postive way . ( Photos from The Korea Herald archives and courtesy of Yonhap News , MBC , KBS 2 , Naver , Daum ) Kangta Kim Gun - mo Noh Hong - cheol Moon Hee - jun Park Ji - sung Seo Tai - ji Yoo Jae - suk Lee Oi - soo Cho Yong - pil By Ryu Jeong - hyun ( mutalisk 3000 @ nate . com )