EXO's Lay, Cosmic Girls' Cheng Xiao, and PRISTIN's Kyulkyung�are the mentors on the Chinese idol competition show.�For the recent episode, each of them teamed up with a trainee group for a special collaboration stage.�

SEE ALSO: Jung Hae In and Jung So Min set off to Bali for a couple’s photoshoot, a rare happening within the industry

Cheng Xiao's group covered a remix of "Havana", "24K", and "Magic".�

Kyulkyung and the trainees went for a 'Men In Black' concept with "Agent J".

Lay and his group put on a fierce performance of "Mask".�

Which team's performance did you enjoy the most?�