J.Y. Park has released a teaser video for his new song 'Changed Man,' which exudes an 80s synth-pop vibe. The song incorporates distinct 80s elements in terms of drums, synths, dance, fashion, and even the music video, capturing the nostalgic sensibilities of J.Y. Park's beloved era, the 80s. The digital single 'Changed Man' will be available on various music streaming platforms on November 20th at 6 PM (KST).