Yaon, New Single [Happy Child] 산골짜기 토끼가 그때 와서 말을 걸어댔지 [Track Credit] 1. Happy Child Lyrics by Yaon Composed by Yaon, drmabeats Arranged by drmabeats Mixed & Mastered by kyuto Mix Assisted by mymanhaeki [Album Credit] Executive ProducerㅣYaon, 석찬우 Co-Producer / A&RㅣSTONESHIP ArtworkㅣYEYEBEEN