Strength of idol group F.I.X finally opened a mysterious veil. The team in 4 days to launch debut mini album" shut up", formally entered the pop music.
Although the members of the 4 had an average age of 26 years old, [Sung Woo29 Nuri29 Oh Song24, Jung, Wook23 years], relative to the other combined debut later, but for the work of enthusiasm but did not lose.