Lee Gi-kwang

as Han Ho-joong (6 episodes)

as Ho-joong

as Self

as Special MC (2 episodes)

as Self (1 episode)

as Baek Eun-ho (16 episodes)

as Self (1 episode)

as Self - Judge (11 episodes)

as Self (1 episode)

as Self (1 episode)

as Self (1 episode)

as Self - Host (1 episode)

as Self (4 episodes)

as MC (10 episodes)

as Self (2 episodes)

as Self (1 episode)

as Self - Mentor (8 episodes)

as Lee Sung-Joong (32 episodes)