'Rhythm and Blues' Executive Produced by 진동기 at 비티엔터테인먼트 Produced by 이하이, 환희 Lyrics by 히키(Hickee) Composed by 히키(Hickee), Waveshower Arranged by Waveshower Vocal Directed by 히키(Hickee) Guitar YOUNG Bass Waveshower Drums Waveshower Keyboard Waveshower MIDI programming Waveshower BGVs 히키(Hickee) Recorded by 김태현 at Studio M-lab, 허인국(GALLERY) at GALLERY STUDIO Digital edited by 김태현 at Studio M-lab Mixed by 홍성준 at 개나리싸운드 Mastered by 최효영 at SUONO Mastering Artwork by 김병완 Music Publishied by Music Combine All Presented By BT ENTERTAINMENT inc.