하늘을 올려다보는데 덧없이 맑더라 어른이 되어도 괜한 것에 애써 마음 쓰지 말고 나의 사계절 안에 노래를 흥얼거리며 살자 -성휘- [Credits] Executive Producer 성휘 Producer by 성휘 Composed by 김성휘 Lyrics by 김성휘 Arranged by 이정민 Vocal by 김성휘 Chorus by 김결 Acoustic guitar by 이정민 electric guitar by 이정민 Piano by 김문주 Drum by 김성휘 Bass by 권태훈 Recorded by Groove N Balance, 노트미디어 Mixed & Mastered by 권태훈 M/V by 휘필름 @gamsung_hwi Artwork by 백선