[M/V] HIZY - 유후! (yoo-hoo!)
[MV] Secret(시크릿) _ YooHoo(유후)
[Audio] HIZY 유후!(Yoo-hoo!)
[TEASER] HIZY - 유후! (Yoo-hoo!)
Yoo hoo (유후)
유후 (U-hoo)