f (x) – Korean: 에프엑스 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.
Pre-debut history Krystal Jung was first spotted by SM Entertainment in 2000 on a family visit to Korea, which earned her a small role in a short segment of Shinhwa’s “Wedding March” music video. Sulli Choi first debuted as a child actress in 2005 when she was selected to play young Princess Sun-hwa in the SBS television drama, The Ballad of Seo-dong. In 2006, SM Entertainment recruited Luna after seeing her performing on SBS’s television program, “Truth Game”. Victoria was spotted by a S.M. Entertainment’s agent at a Beijing dance competition, and later joined the company. Two months later, Amber was cast through SM’s Global Auditions in Los Angeles, California, where she was one of two people (one male) selected to be trainees.
2009: Debut, first single album and collaborations
f(x)’s performances of “Chocolate” at an LG event. SM first released a teaser preview of the group via YouTube on August 24, introducing them as “Asia’s Pop Dance Group.” For five days, SM individually released information through news portals and posted pictures of each member on SM Town’s official website, starting with Korean member Sulli on August 26, Taiwanese-American member Amber on August 27, Korean-American member Krystal on August 28, Korean member Luna on August 29, and lastly the Chinese member Victoria on August 30. On September 1, the group’s first single “La Cha Ta” (stylized as “LA chA TA”) was digitally released. Following their first performance at the Samseong-dong Fashion Center on September 2, the music video was screened and released online the next day. The group’s first broadcast performance of “La Cha Ta” was held at MBC’s music show Show! Music Core on September 5. On October 7, the group also released the electro-pop version of the digital single, “Chocolate Love”, alongside their label mate Girls’ Generation. The single was released for the promotion of the 4th edition Blacklabel series of LG CYON phone, LG Chocolate (BL40). On November 9, f(x) released their first single album, Chu~♡, consisting of 3 songs. On December 19 and 20, f(x) appeared as special guests on Into the New World concert of their label-mate girl group, Girls’ Generation, in Olympic Fencing Gymnasium.
2010: First mini-album, Amber’s hiatus, and SMTown World Tour
On January 2, the group released the Chinese track, “Lollipop”, a cover version of the 1958 song “Lollipop” – written by Julius Dixson and Beverly Ross, for which they collaborated with the Chinese boy band, M.I.C, to promote the LG Cyon phone. The music video was digitally released on January 12, 2010. On February 27 and 28, the group appeared once again as special guests on Into the New World concert in Olympic Fencing Gymnasium. On May 4, f(x) released their first mini-album, Nu ABO, consisting of 6 tracks. The lead single, “Nu ABO“, topped online music portal charts Monkey3, Dosirak and Bugs. The song also made it to the Gaon Chart weekly number-one singles. The music video for the song was released on May 6. The group made their live comebacks on KBS’s Music Bank on May 7, MBC’s Music Core on May 8 and SBS’s Inkigayo on May 9. Amber went on hiatus on June due to an ankle injury. The remaining group activities of the year 2010 were carried out without her. On July 17, the group started performing their next promotional single, “Mr. Boogie”, from their mini-album, Nu ABO. They had their first performance for the song on MBC’s Music Core. f(x) also participated in the SMTown Live ’10 World Tour alongside their label-mates on August 21 at Seoul Jamsil Olympic Stadium. They also performed in Tokyo, Shanghai, Los Angeles and Paris (2011) on later dates. This marks the first time f(x) and their fellow label-mate groups performed outside of Asia. On November 24, 2010, Avex Entertainment, as well as SM Entertainment Japan, released a statement about the renewal of contracts of SM artists signed to Avex. It stated that f(x) is now signed to Avex, and its albums will be released under the said label in Japan, Taiwan, China and Hong Kong.
2011–present: First album Pinocchio and Hot Summer
It was announced by SM Entertainment that Amber returned from USA after a long leave since June 2010 and that f(x) are planning to release a studio album in the first half of the year. The first teaser photo for their full-length album entitled Pinocchio was released on April 7, 2011 at the f(x) official website. The MV teaser for the lead single, “Pinocchio (Danger)” (a remake of Kristine Elezaj’s “Razor”), was released on April 15, 2011. The album was released on April 20, 2011 and the group held their first comeback stage through KBS’s Music Bank on April 22, 2011. The group have achieved 8-wins with “Pinocchio (Danger)” from the music shows, namely M! Countdown, Music Bank and Inkigayo. On June 8, it was announced that f(x) would be releasing their repackaged album of Pinocchio, titled “Hot Summer”, on the 14th. It included all 10 songs from their first album and new track “Hot Summer” (a remake of Monrose’s “Hot Summer”, written by ), their OST song for “Paradise Ranch” and digital singles “Chu” and “La Cha Ta.” In August 2011, f(x) released an OST called “Garagabana” for the online game “Bust-a-Move”. It was revealed at S.M. Town in Tokyo that f(x) will be debut in Japan in 2012. They are currently scheduled to debut in March. On December 13, 2011, f(x) released and English song entitled “1, 2, 3” as part of the album 2011 Winter SMTown – The Warmest Gift.
Chinese Name: Song Qian
English Name: Victoria Song
DOB: February 2nd, 1987
Birthplace: Qingdao, Shandong
Hobbies/Specialties: Traditional Dance, Jazz Dance, Korean
Casted: 2007 Beijing, China SM Casting System
Full Name: Amber Josephine Liu
Chinese Name: Liu Yi Yun
DOB: September 18th, 1992
Nationality: Chinese born in America
Blood Type: B
Casted: 2008 SM Casting System
Real Name: Park SunYoung
Stage Name: Luna
DOB: August 12th, 1993
Trainee Years: 2006-2009
Favorite Season: Fall / Autumn
Full Name: Choi Jin Ri
Stage Name: Sulli
DOB: March 29th, 1994
Real Name: Krystal Jung / Jung Soo Jung
Stage Name: Krystal
DOB: October 24th, 1994
Birthplace: San Francisco
Hobbies/Specialties: Acting, Dance
Casted: 2006 SM Casting System
In late 2009, Luna and Krystal contributed to the soundtrack of television series Invincible Lee Pyung Kang with a duet, “Hard but Easy”. In early 2010, Krystal, Luna and Amber also recorded the song “Spread Its Wings” for the soundtrack of the KBS’s drama, God of Study. Krystal and Luna recorded a duet song for the KBS’s drama Cinderella’s Sister original soundtrack, called “Calling Out”. In late 2010, Luna released a single “Beautiful Day”, as part of the official soundtrack of the KBS drama ‘Please Marry Me’. On December 23, 2010, a duet collaboration between Luna and Super Junior’s Yesung was released, titled “And I Love You“, for the second original soundtrack of KBS’s President. Krystal appeared on a daily Korean sitcom called “More Charming By The Day” which started from March 22, 2010 to November 2, 2010. The sitcom has total of 138 episodes but Krystal appeared from the 60th episode. On April 2, 2010, Y-Star started airing first variety show of the group, Hello f(x). The program consisted of four episodes which showed close coverage on their preparations for the first mini-album, Nu ABO. On October 2, 2010, their second reality show, Koala, started airing on MBC’s Every1. The show featured the group’s background life during the SMTown Live ’10 World Tour. From May 2010, F(x) members started to appear in variety show on regular basis. Victoria was casted in We Got Married to become a couple with Nichkhun from 2PM. They have been on the show since. She was also casted as regular member of Invincible Youth, and appeared in the show until it ended in December 2010. Luna appeared in Star King and became regular member of the show. She went on to win “New Star” (신인상) award in 2010 SBS Entertainment Award (2010 연예대상). Sulli was casted as the co-host of Inkigayo (인기가요) along with Jo Kwon from 2AM and Jung Yong Hwa of C.N.Blue. She is still hosting the show with Jo Kwon, along with new co-hosts IU and Lee Gi Kwang In June 2010, Amber rapped in Korean and English for Taiwanese Mandopop artist Danson Tang on track, “I’m Back” from his third album The First Second. In late 2010, members Victoria, Sulli and Krystal became model endorsers for the clothing brand, Calvin Klein’s X Jeans. A music video for the song, “Beautiful Day”, was released in December 2010 to endorse the brand. The group also endorsed another clothing brand, K-Swiss, for their 2010 winter collection. In addition to those endorsements, Victoria also was featured in Kangta’s music video of his song 爱，频率 (“Love，Frequency”/”Breaka Shaka”). From May 2011 through August 2011, Krystal appeared as a contestant on Kim Yuna’s celebrity ice skating show, “Kim Yuna’s Kiss and Cry.” After consistently scoring near the top of the competition, Krystal and her partner Lee Don Hun won the show with their flawless performance of “Carmen.” Krystal and Lee Don Hun were later invited to participate in “Kim Yuna’s Ice Show–All That Skate Summer 2011” on August 14 and 15. Towards the end of the year, f(x) members pursued individual acting activities. On September 19, 2011, MBC aired the first episode of “High Kick 3,” a daily sitcom show starring Krystal. In October, Amber was cast as a member of the second season of Invincible Youth. In November, Victoria starred alongside Super Junior’s Kyuhyun in TRAX’s music video for the song “Blind”. In December, CSTV began airing the weekend drama “Saving Mrs. Go Bong Shil”, which features Luna in the role of Seo In Young. On December 31st, Victoria together with her We Got Married partner 2PM Nichkhun MC-ed the 2011 MBC Gayo Dajaejun Festival. In January 2012, Victoria starting filming The Prince Who Lost His Castle(temp. title) a Taiwanese drama. Also, f(x) endorse ‘Chicken Mania’ for the third year.
2009 – Cyworld Digital Music Awards: Rookie of the Month (September) (La Cha Ta) – 17th Republic of Korea Cultural Entertainment Awards : Newcomer Award 2010 – 17th Korean Entertainment Arts Awards – Rookie Singer Awards – Korea Lifestyle Awards : Style Icon of the Year – 26th Annual Korea Best Dresser : Best Singer Dresser 2011 – 8th Korean Music Awards : Group Musician of the Year Netizen Vote – Taiwan MTV Artist Of The Month (JUNE) – 5th Mnet 20’s Choice Awards : Hot Trendy Musician – 5th Mnet 20’s Choice Awards : Hot Blue Carpet Star – 3rd Melon Music Awards: 2011 Top 10 – 2011 Bugs Music Awards: Music Video of the Year “Pinocchio (Danger)” 2012 – 26th Golden Disk Awards : Disk Bonsang “Pinocchio(Danger)”
On June 1, 2011, S.M. Entertainment, together with NEOWIZ Internet Corporation, Ltd, released an iPhone application which features f(x)’s album, Pinocchio. The app can be downloaded for free on iTunes and f(x)’s First Mini Album “NU ABO” for iPhone/iPod Touch. The app can be purchased for US$4.99 on iTunes. Also,released Android applications in android market Live Wallpaper & Widget app, “Hot Summer” for US$2.80 on android market. On December 31, 2011, as part of Global KakaoTalk Plus Friend, SMTown artists opened accounts on KakaoTalk, available on iOS, Android, and BlackBerry OS.
▶ f(x) Official Website Official me2day: Victoria | Amber | Luna | Sulli | Krystal – Forums: Aff(x)tion Forums | f(x) Philippines | I Heart f(x) Dear Krystal – f(x) Krystal Int’l Forum Sites: The SM Effect – f(x) Fansite | Krystal World – International Krystal fansite
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