f(x) | en
f(x) (Hangul: 에프엑스) is a four member South Korean girl group formed by SM Entertainment in 2009. The name is a play on the mathematical notation for function, with "f" signifying "flower" and "x" representing the female's double X chromosome. The group made their debut on September 1, 2009 with release of a digital single "라차타 (LA chA TA)". The quartet consists of 宋茜 (Victoria), 엠버 (Amber), 루나 (Luna), and 크리스탈 (Krystal).
Krystal was first spotted by SM Entertainment in 2000, which earned her a small role in a short segment of Shinhwa's "Wedding March" music video. Former member 설리...
heaven x_x
X.O.X.O. (Remix) (Remix)
The Hills x Creepin x The Color Violet
X Rated
День или ночь
Вверх и вниз
Миражи
Ойлаш
Bass-X
Настра нет
Точка или запятая
Будь со мной
На лету
Цветы
Каждому своё
Броник
Дыми дым
ARA
Модная подруга
ZBL
Уәде
Toca Toca
No Roots
Professor X Saga
Не по пути
Ecstasy 2.0
Infinity x Janam Janam
After Dark x Sweater Weather (Nightcore)
S.X.N.D. N.X.D.E.S. (Slowed)
The Hills x I Was Never There
X
KEEPING THE FIRE
Карусель
Hey Papa
Big City Life
Eyes
Price
Точка или запятая
На 2 Их (Remix)
Бездомный снаряд x
MONEY
Если это сон
reflection x vaas speech
No pasaran!
До-Ма
Мурашки
Танцуй со мной
LOVESTORY X_x
Fill The Void x The Hills
The Autotrem X Sequência Intercelestial