On the March 23 episode, the MCs asked the two girls if they felt competitive with each other during 'Produce 101'.�

In response, Kim Se Jung said, "The first person I talked to was So Mi. My face popped up beside her whenever she was on the monitor. I didn't want us to get awkward but I realized during promotions that she and I can get crazy together."

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Jeon So Mi added, "She kept touching me when we were promoting together. She goes 'hey' and pokes me. She's an ahjussi style." �To this, Kim Se Jung said, "I like touching her because she has a good body."