[ Hoppers ]

Drum, Chorus Lee Kwanghyuk

Bass, Chorus Hyeun Sungyong

Guitar, Vocal Kim Kyeongsu

 [ Herz ]

Vocal Cho Sangsin

Guitar Bang Seongbae

Guitar Cho Hyunsu

Bass Jung Myungsu

Drum Lee Gitae

[ Ska Wakers ]

Vocal Jeong Sail

Trumpet Cheon Sehun

Trombone Lee Junho

Saxophone Choi JayK

Drum Lee Kwanghyuk

E. Guitar Ahn Byeongyong

E. Bass Lee Jonghyun

Synthesizer Park Jaeyoung