Kim Se Jung appeared on JTBC's 'Old House New House' on June 30 and talked about her dream of becoming a singer.

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While talking about family, she said, "I wanted to become a singer, but I couldn't tell my mother. That's why I secretly practiced singing at the playground, but there were complaints, so I told my mom that I wanted to become a singer."  

After listening to Kim Se Jung, her mother had said, "Why didn't you tell me sooner?" giving support for her dream and touching her.