단 하루! 당신의 심장을 뛰게 할 사상 초유의 스케일!!
S1, E13: Singers compete against each other while their skills and accuracy are measured by the V Scanner.
Starring Lee Sejoon, Shin Yong-jae, Ahn Yoon-sang
S1, E13: Singers compete against each other while their skills and accuracy are measured by the V Scanner.