The episode with Wanna One continued on the August 17 airing of 'Happy Together 3'. During the talk, Yoon Ji Sung expressed appreciation to his parents, saying, "My parents never told me to give up my dreams to become a singer. I believed 'Produce 101' was my last chance. I also suggested going on the show to fellow trainees in our agency (MMO Entertainment)."

To this, MMO Entertainment artist Kang Daniel commented, "I wouldn't be here if it wasn't for hyung."

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Yoon Ji Sung also talked about the moment his name was called for the final 11. He said, "My father had a huge smile on his face and my heart ached. He was making phone calls right away. He looked so happy."

After 7 years of training, Yoon Ji Sung made it in the top 11 of 'Produce 101' season 2 and made his hot debut in Wanna One. He has also been voted to be the official leader of the boy group.