Three years ago on April 2nd, "Turtleman" (Lim Sung Hoon), the leader of the group Turtles unfortunately passed away from a heart attack. In honor of his death, it has been revealed that a posthumous album that contains the singer's past work will be revealed on the third anniversary of which he lost his life. The album will contain an unreleased song titled, 'Aigoo,' which has a cheerful melody that fits the group's image. The album will also come with some of Turtles' past hit songs. For those who aren't familiar with Turtles, the group debuted backin 2001 with the album 'Go! Boogie! Turtle!' and received much attention for their talent. However, the group disbanded after the tragic death of Lim Sung Hoon. Check out one of their most popular songs, 'Bingo', below. http://www.youtube.com/watch?v=iDdYAzCqCfY Source: mydaily