Starting from Round 1, the average of both performance scores is taken and the contestant with the lowest total of votes is eliminated, as new contestant replace him/her. Singers who survive 7 times in a row graduate from the program. Episode 1 - 1st Performance Episode 2 - Interim Check Episode 3 - 2nd Performance   Kim Gun-mo was eliminated on Episode 3, but the singers all felt that it was too early to be eliminated so he was brought back to try again. This angered the viewers since there were rules in place prior to broadcasting that a singer with the lowest ranking would be eliminated which would bring new singers into the program. Due to the controversy with Kim Gun-mo being eliminated and returning, this episode showed the manager's point of view of the broadcasts and the singers thus far. The program restarted with some changes, taking both Kim Gun-mo (who was originally eliminated) and Jung Yeob (who was newly eliminated) out of the competition. Baek Ji-young withdrew, citing that she had to prepare for her upcoming album, and three new singers were introduced. This was an exhibition episode; no one was eliminated. Episode 7 - 1st Performance The contestants sing a song they want to sing. Episode 8 - Interim Check Episode 9 - 2nd Performance   Episode 10 - 1st Performance Episode 11 - Interim Check Episode 12 - 2nd Performance   Episode 13 - 1st Performance Episode 14 - Interim Check Episode 15 - 2nd Performance   Episode 16 - 1st Performance Episode 17 - Interim Check Episode 18 - 2nd Performance   Episode 19 - 1st Performance Episode 20 - Interim Check Episode 21 - 2nd Performance   Three new singers are introduced into the competition. All contestants performed one of their own songs. This is an exhibition episode; no one was eliminated. Episode 23 - 1st Performance Episode 24 - Interim Check Episode 25 - 2nd Performance   Episode 26 - 1st Performance Episode 27 - Interim Check Episode 28 - 2nd Performance (Cho Yong-pil Special) The contestants performed songs of their choice by Cho Yong-pil. Episode 29 - 1st Performance (Duet Special) Episode 30 - Interim Check Insooni had a performance at Carnegie Hall and was absent. The lowest ranking is 6th place. Episode 31 - 2nd Performance The contestants and managers were flown to Melbourne, Australia, where they held a special concert for the 2nd performance at the Sidney Myer Music Bowl to an audience of 2,000.