Jang Yoon-ju

as Self - Mentor

1 episodes

Lee Jong-won

as Self - Mentor

1 episodes

Yeonjun

as Self - Mentor

1 episodes

Cha Jung-won

as Self - Mentor

1 episodes

Ahn Ah-reum

as Self - Mentor

1 episodes

양갱

as Self - Mentor

1 episodes

Chung Lea

as Self - Contestant

1 episodes