On March 23, 2026, the music video for Hearts2Hearts' latest single 'RUDE!' was uploaded to the Hearts2Hearts YouTube channel. The video features the stage that first premiered at SMTOWN LIVE 2025-26 in Bangkok and at the group's first-anniversary event, drawing major attention from fans. Many viewers say member Aina stole the spotlight with her catlike charm. In the comments, fans are raving, saying things like "Why is Aina so pretty?"
With 'RUDE!' Hearts2Hearts continue to expand their unique sound, offering fans a fresh experience. Celebrating SMTOWN's 30th anniversary, the show was a highly anticipated mega-event, and Hearts2Hearts' performance amped up the festive mood even more.