KBS2's 'Immortal Songs' will air its 747th episode on Saturday, the 14th, featuring a 30th anniversary tribute special for the late folk legend Kim Kwang-seok. Ten prominent artists, including ASTRO's Yoon San-ha, will participate alongside Forestella, Choi Sang-yeop (LUCY), Jeon Yu-jin, TOUCHED, Joze Jazz, Serj, Kim Dong-jun, Seo Eun-gwang, and Ha Sung-woon, reinterpreting Kim's masterpieces such as 'Around Thirty', 'Though I Loved You', and 'A Soldier's Letter'. Yoon San-ha will perform 'A Story of an Elderly Couple in Their Sixties', paying homage to Kim's musical legacy. The episode promises fierce competition as undefeated Forestella faces challengers vying for a 2026 King of Kings tournament ticket. All participants will bring their authenticity and fresh interpretations to these timeless classic songs, showcasing memorable performances.