그랬구나...[Credit]01. 그랬구나작사 : Kid Wine작곡 : PATEKO (파테코), PELXO, Kid Wine편곡 : PATEKO (파테코), PELXODrum by PATEKO (파테코)Piano by PATEKO (파테코)Guitar by PELXOBass by 박찬민Mixed & Mastered by Kid Wine at WINY StudioPhoto by bakjaehyo