After months of wishing and pleading for female idol members to appear as guests on the show, members of LABOUM guested on the show to celebrate 'Problematic Men's one year anniversary since its first airing!

Following their cheery performance of "AALOW AALOW," ZN revealed that Park Kyung caught her attention amongst the 'Problematic Men' cast. Soyeon also said, "I personally thought that he was cute and really good at rapping. I was surprised that he was smart and witty."

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Check out their special appearance on 'Problematic Men' above!