yo, 이렇게 시작돼 [Credit] Executive Produced by refresh, BIG SIZE Composed by BIG SIZE Arranged by BIG SIZE Lyrics by refresh (LA BOOM, Green), BIG SIZE (Green) Rap & Vocal : refresh (LA BOOM, Green), BIG SIZE (Green) Chorus : refresh, BIG SIZE Recording, Mixing & Mastering Engineered by BIG SIZE Artwork Designed by refresh