BTS’ Jin releases first original solo song The member of the hit K-Pop band released his song 'Tonight' on Tuesday: it is the artist's first original solo song to be released. Up until now, Jin's only released material outside of BTS' albums have been covers; he also previously collaborated with fellow BTS member V on a track for the Korean show 'Hwarang' Jin's new song was released as part of the band's 'Festa' celebrations: which is celebrating the upcoming sixth anniversary of the group's debut. Jin revealed on the BTS blog what the inspiration of the song was: the track is about his pets! This is a song that I wrote while thinking of my pets. It's the first time I've written my own song, and I hope you enjoy listening to it.