Park Ji-young (born on December 25, 1980), better known by her stage name Kahi, is a South Korean singer, dancer and actress. She is best known for being the former leader of the girl group After School before embarking on a solo singing and acting career. In 2014, Kahi acted as the lead role of Bonnie in the musical and Korean adaptation of Bonnie & Clyde alongside ZE:A's Hyungsik. Following After School's sixth anniversary in January 2015, Kahi announced that she was leaving Pledis Entertainment. In 2016, she was a dance trainer on the girl group survival show Produce 101. In late 2016, it was announced that she would return as a judge and dance trainer for the male version of Produce 101 titled Produce 101 Season 2. In June 2018, she also became a one-day dance trainer/judge for Produce 48. ...more on Wikipedia