Although Lee Soo Man is better known as the founder and face of SM Entertainment, he was also quite a talented singer in his younger days.
But while little footage of his days as a singer are available to the public, a recently discovered recording of one of his performances dating back to 1976 has received a lot of attention. Just four years after his debut in 1972, his performance has received a lot of praise from fans and has become a hot topic online.
Source: Bada TV
