Jeongyeon

On May 5, 2015, she became a contestant on JYP's newest survival show, SIXTEEN. She finished the survival in 3rd place, hence becoming a member of the girl group TWICE. They officially debuted on October 20, 2015 with their first mini album, The Story Begins.

On June 22, 2016, SBS revealed that Jeongyeon, alongisde her sister Gong Seung Yeon and actor Kim Min Su, would be the new MCs for the music show Inkigayo. She worked on the music show until January 22, which was her last episode. On that day, Jeongyeon posted a message on Twitter to thank fans for supporting her.