

Main cast

Kim Jong-kook
Self - Coach

Sung Si-kyung
Self - Coach

Choiza
Self - Coach

BoA
Self - Coach

Jang Sung-kyu
Self - Host

Gaeko
Self - Coach



Kim Jong-kook
Self - Coach

Sung Si-kyung
Self - Coach

Choiza
Self - Coach

BoA
Self - Coach

Jang Sung-kyu
Self - Host

Gaeko
Self - Coach