f(x) is a South Korean girl group formed by SM Entertainment, debuting in 2009. Originally a quintet, the group consisted of members Victoria, Amber, Luna, Sulli, and Krystal. They were known for their experimental style and eclectic music, which combined elements of electronic, dance-pop, and R&B. This distinctive sound, along with their edgy fashion and conceptual themes, helped establish them as a pioneering force in the K-pop industry.
Their debut album, \"Pinocchio,\" was released in April 2011, featuring the title track \"Pinocchio (Danger).\" The album topped various music charts and solidified f(x) s presence in the industry. They followed this success with \"Electric Shock\" in 2012, which further showcased their unique style and was met with commercial success, topping the Gaon Album Chart in South Korea and earning them critical acclaim. In 2013, they released \"Pink Tape,\" an album that is often lauded for its artistic experimentation and cohesive concept, earning them accolades such as the Best Dance Performance – Female Group at the Mnet Asian Music Awards.
f(x) continued to make waves with \"Red Light\" in 2014, an album that offered bold and mature themes, displaying their growth as artists. Their last studio effort as a group, \"4 Walls,\" came out in 2015, which was well-received for its polished production and innovative sound, further cementing their status as trendsetters in K-pop. Throughout their career, f(x) was celebrated not only for their music but also for their influence on K-pop s global presence and their role in challenging the norms within the genre. Despite going on hiatus in 2016 and Sulli s departure in 2015, followed by the group s eventual disbandment, f(x) s legacy in the K-pop scene remains impactful, inspiring a new wave of artists to explore diverse musical and thematic avenues."