볼빨간사춘기 (Bolbbalgan4) - Blue Piano Cover

볼빨간사춘기 'Blue' 피아노 커버 Piano cover of 'Blue' by Bolbbalgan4 한키 내려서 쳤습니다 / Transposed to B flat minor Blue MV:    • [MV] BOL4(볼빨간사춘기) _ Blue   ♪ 피아노 악보: https://doopiano.com/sheetmusic/blue/ ♪ Sheet Music: https://doopiano.com/en/sheetmusic/bo... Website: https://doopiano.com