Formed in 2008, f(x) is a girl group of South Korea which released the first digital single <i>LA chA TA</i> in 2009. As the group's name means that they will show performances in various and colorful images, the group is comprised of diverse nationalities: two Koreans, one Korean-American, one Chinese and one Taiwanese. Apart from 'LA chA TA,' the group made many hits such as 'NU ABO,' 'Electric Shock' and 'Chu.' Especially, the biggest hit 'NU ABO,' which is a classy electronic song, received critical acclaim.
