Sixteen is a 2015 reality girl group survival show created by JYP Entertainment and Mnet. The show pitted sixteen trainees against one another to secure a spot in the girl group Twice. Sixteen contest

Lee Chae-yeon is a South Korean singer, dancer, and actress. She was a member of the South Korean-Japanese girl group Iz*One, and made her solo debut in 2022 with her first extended play, Hush Rush.