f(x) (Korean: 에프엑스; pronounced /ˌɛf ˈɛks/) is a five member South Korean girl group formed by SM Entertainment in 2009. The name is a play on the mathematical notation for function, and when input with different 'x', there can be many different outcomes. f(x) strives to be the kind of girl group that can change and adapt to many situations. The group members have also been nicknamed "function girls". The group made their debut on September 1, 2009 with release of a digital single "La Cha Ta" (stylized as "LA chA TA"). The quintet consists of Victoria, Amber, Luna, Sulli and Krystal.

Tags: f(x) SM Official Photos fx f(x) koala f(x) Cake f(x) Fan Meeting f(x) Pinocchio f(x) - pinocchio f(x) Hot Summer f(x) W.Korea

Girls’ Generation "SNSD" is one of South Korea’s top Girls groups. The nine-members are often referred to as SNSD, the acronym for their Korean name So Nyeo Shi Dae The members of SNSD are Kim Taeyeon (leader), Tiffany,Seohyun,Sunny, Yoona,Yuri,Jessica, Sooyoung, and Hyoyeon SNSD made their official debut in August 2007 with single "In to the new world". A reality show "Girls Go To School " were filmed in conjunction with their debut. Most of the members have been involved in some projects prior to the group debut, e.g. in magazine ads, TV commercials and music videos etc. SNSD released their first full album in November 2007; the title track received mixed reviews, but its second track Kissing you became a hit on various music charts in early 2008. The debut album is re-released as "Baby baby" in March 2008 and collectively sold over 100,000 copies by April, an impressive number in Korean music market. SNSD were involved in various projects in 2008, including a reality TV show Factory Girl where the members would work as interns for Korean Elle magazine. A few of them also worked on solo in other fields, e.g. radio jockeys and TV hosts; with Yoona notably successful in her acting career. SNSD were back in early 2009 with mini-album "Gee" the title song was a huge hit, topping various musical charts and breaking various consecutive #1 records. They released their 2nd mini-album, Tell me you wish in June 2009, with a much talk-about marine girls theme. The album becomes a huge success as well. As usual the girls were also busy with other projects, i.e. reality shows "Horror Factory" and Girls’ Generation’s Hello Baby. HF was cancelled prematurely though due to poor ratings, while GGHB achieved moderate successes.The girls ended 2009 on high note with their first solo concert in Seoul; and they were arguably the biggest winners at most of the year end music awards. SNSD kicked off 2010 with their second full length album in Oh! January. It did well and became the girls’ 4th consecutive albums to achieve 100,000 in sales. A repackaged album Run Devil Run