KBS2’s 'Immortal Songs' aired its 757th episode, featuring the 'Seoul Spring Festival 2026' special. This massive project, organized in collaboration with the Seoul Metropolitan Government, captured a vibrant city festival held on May 4th, attracting over 6,000 spectators. The episode featured a star-studded lineup including JinuSean, STAYC’s Isa, NCT WISH, Lee Chan-won, Tei, Chae-yeon, and Hong Kyung-min and Cha Tae-hyun’s group, HoooW. Notable highlights included JinuSean’s Sean sharing his historic journey as the first Korean to complete the World Marathon Majors, and MC Kim Jun-hyun participating as a band member for the event. - The 'Seoul Spring Festival 2026' special was filmed at a grand outdoor event on May 4th, gathering an audience of over 6,000 people to celebrate in the heart of Seoul. - The broadcast featured diverse performances and stories, including JinuSean's stage with STAYC’s Isa, NCT WISH’s refreshing energy, and updates on Sean's record-breaking marathon achievement. Q: Why is this trending? A: The 'Seoul Spring Festival 2026' special is trending for its unique, large-scale outdoor collaboration with the Seoul Metropolitan Government that brought high-profile artists and 6,000 citizens together for an iconic urban concert. | KBS2’s 'Immortal Songs' aired its 757th episode, featuring the 'Seoul Spring Festival 2026' special. This massive project, organized in collaboration with the Seoul Metropolitan Government, captured a vibrant city festival held on May 4th, attracting over 6,000 spectators. The episode featured a star-studded lineup including JinuSean, STAYC’s Isa, NCT WISH, Lee Chan-won, Tei, Chae-yeon, and Hong Kyung-min and Cha Tae-hyun’s group, HoooW. Notable highlights included JinuSean’s Sean sharing his historic journey as the first Korean to complete the World Marathon Majors, and MC Kim Jun-hyun participating as a band member for the event. - The 'Seoul Spring Festival 2026' special was filmed at a grand outdoor event on May 4th, gathering an audience of over 6,000 people to celebrate in the heart of Seoul. - The broadcast featured diverse performances and stories, including JinuSean's stage with STAYC’s Isa, NCT WISH’s refreshing energy, and updates on Sean's record-breaking marathon achievement. Q: Why is this trending? A: The 'Seoul Spring Festival 2026' special is trending for its unique, large-scale outdoor collaboration with the Seoul Metropolitan Government that brought high-profile artists and 6,000 citizens together for an iconic urban concert.