f(x) (/ˌɛf ˈɛks/; Korean에프엑스; RREpeuekseu) is a South Korean girl group, consisting of Victoria, Amber, Luna, Krystal, and previously Sulli until her departure from the group in August 2015. Formed by SM, f(x) officially debuted in September 2009 with the release of the digital single "La Cha Ta".

f(x)
f(x) performing at Jeju K-pop Festival in October 2015 From left to right: Victoria, Krystal, Amber, and Luna
f(x) performing at Jeju K-pop Festival in October 2015
From left to right: Victoria, Krystal, Amber, and Luna
Background information
OriginSeoul, South Korea
Genres
Years active
  • 2009–2016
  • 2019[a]
Labels
Members
Past membersSulli
Websitef(x) Japan website

Their debut studio album, Pinocchio (2011), and their two extended plays Nu Abo and Electric Shock produced three number-one singles on South Korea's Gaon Digital Chart. Their acclaimed second studio album, Pink Tape (2013), was the only K-pop album on US music channel Fuse's "41 Best Albums of 2013",[1] the only idol album to be featured in Korean critics' definitive list of "Top 100 Classic Albums of All Time",[2] and was named "Greatest K-pop Album of the 2010s" by Billboard.[3] The group's third and fourth albums, Red Light (2014) and 4 Walls (2015), were commercially successful and well received by music critics. Following the release of the SM Station single "All Mine" in 2016, the group halted group promotions and the members have embarked on individual music, acting, and modelling careers. In August 2019, f(x) officially reunited as a three-piece (without Victoria) and performed at the three-night SM Town Live 2019 in Tokyo concert.

Known for their eclectic, electropop-based sound, f(x) is one of the first few recognized K-pop groups internationally, becoming the first K-pop act to perform at SXSW. In 2017, Billboard ranked f(x) at number seven on their "Top 10 K-pop Girl Groups of the Past Decade" list.[4]

Name

edit

f(x) is used as the notation for functions in mathematics. It is used to symbolize their various activities, based on the various talents and attractiveness of the members, like a function in which the output or results change depending on the input value of x. In addition, "f" symbolizes flower and "x" symbolizes 'X' on the female chromosome XX which, taken together, symbolizes "flower reminiscent of women".[5]

History

edit

Pre-debut

edit

Krystal was scouted by SM Entertainment in 2000 while on a family visit to Korea, along with her sister Jessica (who would go on to be a member of Girls' Generation). She subsequently appeared in a small role in Shinhwa's music video for the song "Wedding March" ("너의 곁에서 2").[6][7] Sulli was a child actress, making her first television appearance in 2005 as the young Princess Seonhwa of Silla in SBS's Ballad of Seodong.[8] Luna was recruited by SM following her 2006 appearance on the reality television program Truth Game.[9] Victoria was scouted through a Beijing dance competition in September 2007 after winning first place.[10] In 2008, Amber was cast through S.M. Global Auditions in Los Angeles, California.[citation needed]

2009–2010: Debut and Nu ABO

edit
 
f(x) with Girls' Generation at a showcase for the LG Chocolate cellphone

SM introduced an upcoming girl group f(x) as a "Asia Pop Dance Group" with its goal the group focused on pop dance group.[11][12][13] Their debut single "LA chA TA" was released on September 1, with a showcase held the following day at Samseong Fashion Center in Gangnam.[14] The group's broadcast debut was on September 5, on MBC's Music Core.[15]Shortly after their debut, f(x) featured in promotions of the LG Chocolate cell phone alongside Girls' Generation. Both groups released versions of the song "Chocolate Love"; f(x)'s being an electropop version released on October 8. They also released their first physical single, "Chu~♡", on November 9.[16][17] A month later, the group appeared as special guests at Girls' Generation's Into The New World concert at the Olympic Fencing Gymnasium, Seoul.

At the start of 2010, f(x) collaborated with the Chinese boy band M.I.C. to promote the LG Cyon cell phone, releasing a Chinese cover of "Lollipop". In April they appeared in their documentary reality programme, Hello f(x).[18] On May 4, the group released their first extended play, Nu ABO.[19][20]The lead single "Nu ABO" was a commercial success in Korea and become a number-one single on the Gaon Chart. In June, Amber went on hiatus due to an ankle injury, while the remaining members continued group activities without her for the remainder of the year. They promoted the single "Mr Boogie" as a follow-up single from their EP and participated in the SMTown Live '10 World Tour, as well as filming their second documentary reality show, f(x)'s Koala. Towards the end of 2010 it was announced that f(x)'s albums would be distributed under Japanese label Avex Entertainment in Japan, Taiwan, China, and Hong Kong. Amber returned to the group in early 2011.

2011–2012: Pinocchio, Hot Summer, and Electric Shock

edit
 
f(x) in December 2011

f(x) released their first full-length studio album Pinocchio in April 2011, with the lead single "Pinocchio (Danger)". The single peaked at number one on the Gaon digital single chart, and the group went on to take eight music show wins. On June 14, Pinocchio was re-released under the title Hot Summer. The repackaged album contained the title track "Hot Summer" (a remake of a Monrose song produced by Thomas Troelsen and Remee), as well as three previously released digital singles: "LA chA TA", "Chu~♡", and "Is It Ok?".[21] "Hot Summer" peaked at #2 on the Gaon digital single chart and was downloaded over 375,000 times in the week of release. The song went on to become one of the most successful singles of 2011 in South Korea, selling 2,909,384 copies by the end of the year. In August, the group released a song called "Garagabana" for the game Bust-a-Move and in December they released a song in English, titled "1, 2, 3", as part of the 2011 Winter SMTown – The Warmest Gift album.

The group released their second EP Electric Shock on June 10, 2012.[22] It was met with critical acclaim and they achieved nine music show wins with the title track "Electric Shock". In November, the group won the 'Best Dance Performance - Female Group' award for "Electric Shock" at the 2012 Mnet Asian Music Awards in Hong Kong. In January 2013, two songs from the EP, "Electric Shock" and "Jet", were nominated for 'Best Dance and Electronic Song' at the 10th Annual Korean Music Awards, with "Electric Shock" going on to win the award.[23][24]

2013–2014: Pink Tape, critical acclaim, and Red Light

edit

In 2013, f(x) was awarded the Digital Bonsang award at the Golden Disk Awards and Seoul Music Awards, as well as the "MBC Music Star Award" at the Melon Music Awards. In March they became the first K-pop artists to perform at SXSW in Austin, Texas.[25] During their visit to the US, the group collaborated with actress Anna Kendrick for a comedy skit for Funny Or Die. On July 29, the group released their second full-length album Pink Tape with the lead single "Rum Pum Pum Pum", and held a showcase titled "f(x) Music Spoiler - Play! Pink Tape" through Naver Music. The album was a success both in Korea and the US, peaking at number one on Billboard's K-pop Hot 100 and World Albums Charts[26] and the Gaon Albums Chart.[27][28] It was the only Korean album to appear on Fuse's "41 Best Albums of 2013".[1] A track from the album, Airplane, was also ranked third on Billboard's "20 Best K-Pop Songs of 2013".[29]

In 2014, the group won the "Group Artist" award at the 20th Korean Entertainment Arts Awards, the "Disk Bonsang" at the 28th Golden Disk Awards, and the "Best Overseas Artist Performance" award at the Yin Yue Feng Yun Bang Awards in China. On July 7, they released their third studio album, Red Light, with the electronic house title track of the same name. The music video gained 2 million views on YouTube within a day[30] and was again well-received overseas.[31][32] Shortly after the album was released, it was announced that Sulli was unable to perform with the group for health reasons, and that she would be taking a temporary hiatus.[citation needed]

2015–2016: Sulli's departure, 4 Walls, first concert tour, and hiatus

edit
 
F(x) performing as a four-piece group in Trafalgar Square, in August 2015.

On July 22, 2015, f(x) released a Japanese physical single album, Summer Special Pinocchio / Hot Summer, which debuted at #23 on Oricon's weekly chart.[33] In August, it was announced that Sulli had officially left the group to focus on acting.[34] The remaining four members continued as a group, releasing their fourth studio album, 4 Walls, in October. The album sold 66,000 copies upon its first week of release and was well received by critics.[35] To promote the album's release, the group starred in a web reality program titled f(x)=1cm.[36] In December, they released the single "12:25 (Wish List)" as part of S.M Entertainment's Christmas project, Winter Garden. At the year-end 2015 Mnet Asian Music Awards, f(x) performed with Pet Shop Boys, and won the 'Global Fans Choice' award.[37]

In January 2016, the group won the Disk Bonsang award at the 2016 Golden Disk Awards and commenced their first concert tour, Dimension 4 – Docking Station, in Seoul which continued with six concerts in Japan in February. On January 31, they announced their official fan club name, MeU.[38][39] On July 22, 2016, f(x) released a new single, "All Mine", through the SM Station project.[40][unreliable source] The song was accompanied by a music video, directed and edited by Amber.[41][unreliable source] On November 2, 2016, f(x) released their second Japanese physical single album, 4 Walls / Cowboy, including a Japanese version of "4 Walls", along with a new song titled "Cowboy", which was performed live on the same day at the group's encore concert in Yokohama.[42] On October 16, the music video for "Electric Shock" surpassed 100 million views on YouTube, making f(x) the third Korean girl group, and sixth Korean group overall to reach this milestone.[43][unreliable source]

2019–2021: Reunion and departures from SM

edit

In an interview with Krystal on January 19, 2018, she stated that the members frequently discussed making a comeback but timing never worked out.[44][45][46]

In August 2019, f(x) officially reunited and performed together at the three-night SM Town Live 2019 in Tokyo concert as a three-piece (without Victoria).[47] On September 1, Amber announced via her social media accounts that she had not renewed her contract with SM Entertainment.[48] On September 5, SM Entertainment shared that Luna had also not renewed her contract with the company; Victoria also announced her departure from SM on her Instagram, but SM instead reported that Victoria's contract with them was still under discussion.[49] Victoria was eventually reported to remain in SM in some capacity.[50]

On October 12, 2020, it was announced that Krystal had officially left SM, and had signed an exclusive contract with H& Entertainment.[51]

On April 9, 2021, SM announced Victoria's contract with them had expired.[52] On April 23, during a review video of her activities from debut to present, Luna expressed confusion over f(x) being referred to in the past tense, stating that the group had not yet disbanded.[53][54]

Impact

edit

In an industry focused more on mini-albums, f(x)'s discography leaned more towards full-length studio albums, releasing four internationally acclaimed albums during their time as a group. In 2015, while reviewing 4 Walls, American music magazine Spin called f(x) the "world's greatest living pop group" at the time.[55] In 2017, Billboard ranked f(x) at number seven on their "Top 10 K-pop Girl Groups of the Past Decade" list.[4]

"Rum Pum Pum Pum" and "4 Walls" were both included on Billboard's "The 100 Greatest K-pop Songs of the 2010s" staff list, at numbers 33 and 9, respectively. Billboard also noted that "Ice Cream Cake" represents a baton pass from f(x) to Red Velvet as the best idol group alive, meaning that f(x) was the former holder of the title.[56]

Discography

edit

Filmography

edit

Film

edit
Year Title Role Notes
2012 I Am - SM Town Live World Tour in Madison Square Garden Themselves Biographical film
2015 SMTown: The Stage

Television

edit
Year Title Notes
2010 Hello f(x) Travelled in Africa, Thailand and Japan.
2010–2011 f(x) Koala Travelled in Los Angeles, Tokyo and other world-famous cities.
Amber was not present due to her ankle injury.
2013 Go! f(x)
Amazing f(x) Travelled in New Zealand.
2015 f(x)=1 cm First reality show after Sulli's departure

Concerts

edit

Headlining

edit

Concert participation

edit

Awards and nominations

edit

See also

edit

Notes

edit
  1. ^ Three-act without leader Victoria performance at SM Town Live 2019 in Tokyo concert

References

edit
  1. ^ a b "f(x)′s Album Listed as Fuse TV's 'The 41 Best Albums of 2013'". Mwave. December 20, 2013. Archived from the original on June 4, 2017. Retrieved September 2, 2015.
  2. ^ 한국 대중음악을 빛낸 100대 앨범을 '기다리다' ['Waiting' for the top 100 albums that made Korean popular music shine]. Naver. August 28, 2018. Archived from the original on January 14, 2021. Retrieved March 3, 2021.
  3. ^ Billboard Staff (December 17, 2019). "The 25 Greatest K-Pop Albums of the 2010s: Staff List". Billboard. Archived from the original on December 21, 2019. Retrieved December 17, 2019.
  4. ^ a b Herman, Tamar (July 12, 2017). "10 Best K-Pop Girl Groups of the Past Decade: Critic's Picks". Billboard. Archived from the original on October 4, 2017. Retrieved April 13, 2019.
  5. ^ [종합] 에프엑스(f(x)), 언론 첫 공개...끼와 재능으로 뭉친 다섯 멤버 빛났다 [[Comprehensive] f(x), first public release... The five members who were united with their talents and talents shone]. Maeil Business Newspaper (in Korean). September 3, 2009. Archived from the original on July 17, 2020. Retrieved November 29, 2019.
  6. ^ Studarus, Laura (July 9, 2014). "Girls Generation NYLON". NYLON. Archived from the original on January 3, 2017. Retrieved January 3, 2017.
  7. ^ 제시카-크리스탈 9년전 SM 동반 길거리캐스팅 비화 공개 [Jessica and Krystal revealed the secret story of street casting with SM 9 years ago]. Newsen (in Korean). September 12, 2009. Archived from the original on December 25, 2020. Retrieved June 9, 2014.
  8. ^ Ryu, Seung-yoon (March 30, 2010). "Korean-Chinese girl group to debut next week". The Korea Herald. Archived from the original on February 26, 2015. Retrieved February 26, 2015.
  9. ^ Myong Won Cho, May (August 12, 2012). "[Happy Birthday] f(x)'s Luna Turns 19". enewsWorld. Archived from the original on February 26, 2015. Retrieved February 26, 2015 – via Mwave.
  10. ^ SM力推中国新人 与RAIN 李准基等大牌合作(图) [SM strongly promotes Chinese newcomers to cooperate with RAIN Lee Joongi and other big names (photo)]. ifeng (in Chinese). May 12, 2008. Archived from the original on October 22, 2017. Retrieved January 3, 2017.
  11. ^ "뉴스 : 네이버 TV연예". Naver. Archived from the original on May 11, 2024. Retrieved May 11, 2024.
  12. ^ 에프엑스, 亞공략 팝댄스 걸그룹 '제2의 소녀시대' 될까 Archived September 5, 2023, at the Wayback Machine
  13. ^ https://youtube/l0-U6dx-FMM?si=Qo4O8WVlAD6YOPqU [bare URL]
  14. ^ "F(x) 첫 무대 "亞팬 사랑받는 멋진 그룹 되고파"(종합)". September 2, 2009. Archived from the original on September 5, 2023. Retrieved September 5, 2023.
  15. ^ "F(x), '음중' 데뷔무대 '카리스마+섹시+귀여움'". Archived from the original on September 5, 2023. Retrieved September 5, 2023.
  16. ^ "F(x), 타이틀곡 'chu∼♡' 뮤직비디오 공개". Archived from the original on September 5, 2023. Retrieved September 5, 2023.
  17. ^ "F(x), 첫 싱글 타이틀 곡 4일 음원 선공개". Archived from the original on September 5, 2023. Retrieved September 5, 2023.
  18. ^ "F(x) 日공연 최초 공개, Y-STAR 'Hello f(x)'". Archived from the original on September 5, 2023. Retrieved September 5, 2023.
  19. ^ "F(x), 신곡 'NU 예삐오' 공개...5월 가요계 전쟁 합류". Archived from the original on September 5, 2023. Retrieved September 5, 2023.
  20. ^ "F(x), '누 예삐오' 음원·영상 공개..파격변신 '눈길'". Archived from the original on May 11, 2024. Retrieved September 5, 2023.
  21. ^ f(x), 신곡 'Hot Summer'로 '피노키오' 열기 이어간다 [f(x) continues the 'Pinocchio' fever with the new song 'Hot Summer']. Herald Corp (in Korean). June 8, 2011. Archived from the original on January 3, 2017. Retrieved July 12, 2011 – via Naver.
  22. ^ 에프엑스, '핫 썸머' 이후 다시 돌아온 '일렉트릭 쇼크' 컴백 [f(x), comeback with 'Electric Shock' after 'Hot Summer']. Nate (in Korean). June 5, 2012. Archived from the original on April 12, 2020. Retrieved June 4, 2012.
  23. ^ "Nominees for the 10th Korean Music Awards Announced". news.koreanindie.com. January 29, 2013. Archived from the original on November 4, 2014. Retrieved August 6, 2013.
  24. ^ 한국대중음악상 [Korean Popular Music Award]. Korean Music Awards (in Korean). Archived from the original on March 3, 2016. Retrieved August 6, 2013.
  25. ^ Oak, Jessica (March 26, 2013). "f(x) Talks About Performing as First K-Pop Act at SXSW". Billboard. Archived from the original on July 4, 2014. Retrieved September 2, 2015.
  26. ^ Benjamin, Jeff (September 11, 2013). "Q&A: f(x) Reacts to Topping K-Pop Hot 100 & World Albums Chart (Exclusive)". Billboard. Archived from the original on July 4, 2014. Retrieved May 27, 2014.
  27. ^ "2013년 32주차 Album Chart". gaon music chart. August 3, 2013. Archived from the original on January 8, 2021. Retrieved May 30, 2014.
  28. ^ Kim, Joy (July 31, 2013). "f(x) sweeps the music charts with Rum Pum Pum Pum". Yahoo Lifestyle. Archived from the original on November 13, 2016. Retrieved January 1, 2014.
  29. ^ "20 Best K-Pop Songs of 2013: K-Town Picks". Billboard. December 23, 2013. Archived from the original on December 28, 2013. Retrieved May 27, 2014.
  30. ^ Jackson, Julie (July 4, 2014). "f(x)'s 'Red Light' video surpasses 2m hits on first day". The Korea Herald. Archived from the original on July 4, 2014. Retrieved July 4, 2014.
  31. ^ Dorof, Jakob (August 7, 2014). "20 Essential K-Pop Songs". Pitchfork. Archived from the original on March 22, 2016. Retrieved August 7, 2014.
  32. ^ Benjamin, Jeff (July 3, 2014). "f(x) are K-Pop's Top Hipster With New Single "Red Light"". Fuse. Archived from the original on August 19, 2014. Retrieved July 3, 2014.
  33. ^ "Oricon's Single Chart: July 20–26, 2015". Oricon. July 26, 2015. Archived from the original on September 29, 2015. Retrieved March 26, 2016.
  34. ^ "Sulli leaves f(x) to 'focus on acting'". KpopHerald. August 7, 2015. Archived from the original on October 16, 2015. Retrieved March 26, 2016.
  35. ^ Pearce, Sheldon (November 18, 2015). "f(x): 4 Walls Album Review | Pitchfork". Pitchfork. Archived from the original on April 30, 2016. Retrieved April 28, 2016.
  36. ^ "f(x)'s web variety program, 'f(x)=1cm' becoming a hot issue". Yahoo Entertainment Singapore. November 13, 2015. Archived from the original on November 19, 2015. Retrieved January 3, 2017.
  37. ^ Lee, Nancy (December 2, 2015). "[2015 MAMA] f(x) and EXO Win Global Fans Choice Awards". eNewsWorld. Archived from the original on March 21, 2016. Retrieved March 26, 2016.
  38. ^ Won, Ho-jung (February 1, 2016). "f(x) goes all out at first exclusive concert". Kpop Herald. Archived from the original on April 7, 2016. Retrieved March 27, 2016.
  39. ^ "F(x), 데뷔 7년만 공식 팬클럽 생겼다...'미유'". Archived from the original on September 5, 2023. Retrieved September 5, 2023.
  40. ^ Kim, E. (July 19, 2016). "f(x) Is Up Next On SM STATION". Soompi. Archived from the original on December 29, 2016. Retrieved December 29, 2016.
  41. ^ K, J. (July 21, 2016). "Watch: f(x) Drops "All Mine" MV For SM STATION". Soompi. Archived from the original on December 29, 2016. Retrieved December 29, 2016.
  42. ^ f(x)、初の日本単独ツアーのアンコール公演を盛況裏に終了...新曲のステージを初披露 - K-POP - 韓流・韓国芸能ニュースはKstyle [f(x), encore performance of their first solo Japan tour successfully completed... Unveiling the stage of their new song for the first time - K-POP - Hallyu - Korean Entertainment News is Kstyle]. Kstyle (in Japanese). November 4, 2016. Archived from the original on December 29, 2016. Retrieved December 29, 2016.
  43. ^ "f(x)'s 'Electric Shock' surpasses 100 million views!". Allkpop. October 15, 2016. Archived from the original on October 18, 2016. Retrieved January 3, 2017.
  44. ^ '슬기로운 감빵생활' 정수정 "에프엑스 공백기, 팬들에게 미안하죠" [인터뷰 맛보기] ['Wise Prison Life' Jung Soojung "I feel sorry for the fans during the hiatus of f(x)" [Taste of the interview]]. mtvdaily.asiae.co.kr. Archived from the original on June 15, 2020. Retrieved June 14, 2020.
  45. ^ [MD인터뷰②] 크리스탈 f(x) 기다리는 팬들께 미안...우리도 속상 [[MD Interview②] Krystal f(x) Sorry to the fans waiting... we are upset too]. January 19, 2018. Archived from the original on June 14, 2020. Retrieved June 14, 2020.
  46. ^ 정수정 "f(x) 컴백? 준비했지만 늘 타이밍 안맞아"(인터뷰③) [Jung Soojung "f(x) comeback? We prepared, but the timing is always wrong" (Interview ③)]. January 19, 2018. Archived from the original on May 22, 2021. Retrieved June 14, 2020.
  47. ^ "f(x) band had a raunchy reunion at SMTOWN LIVE 2019 in Tokyo". Tokyo Daily News. August 6, 2019. Archived from the original on August 7, 2019. Retrieved August 6, 2019.
  48. ^ '에프엑스' 엠버, SM과 계약 종료..."미유, 영원히 사랑해" ['f(x)' Amber terminates contract with SM... "MeU, I love you forever"]. Dispatch (in Korean). September 1, 2019. Archived from the original on September 1, 2019. Retrieved September 1, 2019.
  49. ^ SM 측 " f(x) 빅토리아는 새 방식 협업, 엠버・루나 계약종료..크리스탈 아직"[공식] [SM side "f(x) Victoria collaborates in a new way, contracts with Amber and Luna ends.. Krystal remains" [Official]]. Naver (in Korean). September 5, 2019. Archived from the original on May 22, 2021. Retrieved September 5, 2019.
  50. ^ Kim, Sooyoung (August 18, 2020). SM "크리스탈, 8월 말 전속계약 만료...재계약 논의" [공식] [SM: "Krystal's contract expires at the end of August, contract renewal in discussion]. Naver (in Korean). Archived from the original on December 25, 2020. Retrieved August 22, 2020.
  51. ^ SM 떠난 정수정, H&엔터와 전속계약 체결..정려원 한솥밥(공식) [Jung Soojung leaves SM, signs exclusive contract with H& Entertainment]. Daum (in Korean). October 12, 2020. Archived from the original on December 25, 2020. Retrieved October 12, 2020.
  52. ^ SM 측 "에프엑스 빅토리아, 계약 종료"(공식입장) [SM's "f(x) Victoria, contract ended" (official entry)]. Naver (in Korean). April 9, 2021. Archived from the original on May 22, 2021. Retrieved April 9, 2021.
  53. ^ 루나, f(x) 사랑했다 댓글에 "왜 과거형이냐...해체 아니다"(14F) [Luna responds to f(x)'s comment that she loved her, "Why is it in the past tense... It's not disbandment" (14F)]. Naver News. Archived from the original on July 9, 2021. Retrieved July 4, 2021.
  54. ^ 에프엑스 '해체설' 부인하며 '완전체' 컴백 기대하게 만든 루나 (영상) [Luna denied f(x)'s disbandment rumor and made people look forward to the comeback of the 'complete group' (video)]. Insight. April 26, 2021. Archived from the original on April 26, 2021. Retrieved July 4, 2021.
  55. ^ Dorof, Jakob (November 27, 2015). "The Ever-Inventive f(x) Are Gunning for World's Greatest Pop Group on '4 Walls'". Archived from the original on June 3, 2020. Retrieved May 3, 2020.
  56. ^ Billboard Staff (November 25, 2019). "The 100 Greatest K-Pop Songs of the 2010s: Staff List". Billboard. Archived from the original on November 28, 2019. Retrieved November 27, 2019.
edit
Awards and achievements
Preceded by Korean Music Awards: Group Musician of the Year
2011
Succeeded by
Preceded by 14th Mnet Asian Music Awards—Best Female Dance Performance
2012
Succeeded by