` JERO(제로)가 “G-Funk(Gangsta Funk)” 사운드의 Hiphop R&B곡 [G DAY]로 돌아왔다. “[G DAY]는 미국에서 ‘Good day’를 대체하는 슬랭 표현으로 쓰인다.” Lyrics by JERO Composed by JERO Arranged by RAUDI Background Vocal by JERO Synthesizer by RAUDI Bass by RAUDI Drum by RAUDI Computer Programming by RAUDI Recorded by RAUDI @ GRVV Studio Mixed by RAUDI Mastered by 권남우 @ 821 SOUND