Having received much popularity through variety shows, M.I.B's Kangnam will make his comeback as a singer with his first solo single 'What Do I Do'.

Kangnam unveiled a jacket image for his upcoming single on his SNS on December 24th, which shows him walking on the street of New York while looking back, standing out with his distinctive blonde hair.

'What Do I Do' is described as a sad ballad which talks about the pain of seperation experienced by everyone as least once in their lives. It will have a completely different color compared to M.I.B' songs.

'What Do I Do' will come out at noon on various online music sites.