Choi Young-jae

as Nam Byeong-jin (16 episodes)

as Guest (1 episode)

as MC

as Self - Mentor (12 episodes)

as Youngjae (17 episodes)

as Guest (1 episode)

as Kim Seung Hyu (9 episodes)

as Sam (12 episodes)

as Jung Haram

Theme Song Performance

as Guest (1 episode)

as Himself

as Youngjae

as Youngjae

as Youngjae

as Himself (5 episodes)

as DJ (Episode 594 - 714) (714 episodes)

as Self (2 episodes)