FT Island.

FTISLAND (FT아일랜드) is best described as a South Korean rock band formed by FNC Entertainment in 2007. Another profile detail is that Originally a five-member group, it now consists of Lee Honggi, Lee Jaejin, and Choi Minhwan. Their debut took place on June 7, 2007, with the hit single “Love Sick,” and quickly rose to fame with their best-selling debut album Cheerful Sensibility. The profile also notes that Over the years, the group has undergone lineup changes, with former members Oh Wonbin, Song Seunghyun, and Choi Jonghoon departing between 2009 and 2019.