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A musical battle between 6 trending girl group acts, in order to "determine the real number one" when all 6 release their songs at the same time.
First Air Date : Aug 29, 2019
Last Air date : Jun 02, 2022
Episode : 20 Episode
Season : 2 Season
Runtime: 100:14 minutes
Studio: Mnet
Country: South Korea
Crew: Lee Yun Kyu (Director)
