01. M.Kay, FROG – Skrrr Lyric by M.Kay, FROG Composed by M.Kay, FROG Arranged by M.Kay, FROG Mixed by M.Kay, FROG @ INITIAL MUSIC KOREA Mastering by M.Kay, FROG @ INITIAL MUSIC KOREA [credit] EXECUTIVE PRODUCER : 박영태 @INITIAL MUSIC KOREA MUSIC PRODUCER & DIRECTOR : M.Kay, FROG ARTWORK : 이대현 @VIGCREEN @INITIAL MUSIC KOREA