BTOB's Seo Eun-kwang and Lee Min-hyuk took the stage for a special episode of KBS2's 'Immortal Songs' held at Gyeongbokgung Palace. In Part 1 of the 777th episode, the '2026 Royal Culture Festival – The Palace Awakens Art' special that aired on the 24th, the two performed 'Icy&Spicy' and 'Feel Alive', followed by their signature song 'Missing You' rearranged in a Korean traditional music (gugak) version. The sound of traditional instruments added to the familiar melody created a lyrical atmosphere different from the original. The special was prepared as the eve celebration of the autumn Royal Culture Festival and was held at the Heungnyemun Gate plaza of Gyeongbokgung for the first time in broadcast history. About 3,000 people attended, including some 300 foreign spectators. In addition to BTOB, the lineup included Honey J, Song Ga-in, xikers, Park Ji-hyeon, Heo Yong-byeol, master singer Kim Young-im and LA POEM, while MC Lee Chan-won served as a 'history commentator', sharing stories about the palace between performances. Part 1 of the special recorded a nationwide rating of 5.3% according to Nielsen Korea, ranking first among all Saturday entertainment programs. Part 2 will air on Saturday the 31st at 6:05 p.m., and its preview featured performances by Kim Chang-wan Band, Lyn, Lee Seung-gi, NMIXX, BOYNEXTDOOR and ATEEZ, among others.