How popular was CNBLUE?
Sep 1st 2021 #2 i don't know i was never a fan of themall i know if that during my debut as a kpop fan i used to heard i'm a loner everywhere and it seems that they peaked during i'm a lonersince the song end up being the #8 best selling song in korea on the digital downloads in 2010and ranked #10 on the streaming chart of the yearand they hold the record of quickest group to win in a music show until Winner debut
Sep 1st 2021 #3 Pretty famous in Korea, not so much internationally. They were pretty big for a good 5 years