Heo Young Saeng makes his debut on Music Core

After promoting as SS501′s vocalist for seven long years, Heo Young Saeng made his debut as a solo artist on today’s episode of “Music Core” with his title track, “Let It Go“!Produced by Sweetune, the song describes the different ways men and women approach love, and the misunderstandings that result from it. Joining Young Saeng is 4minute’s HyunA with a rap part expressing the inner feelings of