What's your phone number?

[Credit]

1. 전화번호 (Feat. HOON) (Prod. Knockloud)

Lyrics by IOHBOY, HOON
Composed by IOHBOY, KnockLoud (@knockloud_prod)
Arranged by KnockLoud
Chorus by IOHBOY, Blueday, HOON
Guitar by 김길도 @kim_gil_do
Bass by 정필규 @feelgood9105

Recorded by GIST, IOHBOY
Art Direction & Design by 선화 @s__h0o

Mixed and Mastered by 최유석(IOHBOY) @iohboy