Yihyun

Jo Yi-hyun, known by her stage name Yihyun, is the leader and main vocalist of Baby DONT Cry (BDC), a four-member girl group under PSY's label P Nation. She was born on April 11, 2006 in Bundang-gu, Seongnam. Before debuting, she was a child model for Polham Kids and appeared on several TV programs including EBS shows and the singing survival show We Kid. She studied abroad in Malaysia before returning to Korea. PSY personally recruited her after meeting on Fantastic Duo, telling her he'd make her the "nation's little sister." Baby DONT Cry debuted on June 23, 2025 with the single "F Girl." She currently serves as MC for SBS Inkigayo alongside TWS's Shinyu and &TEAM's EJ.

Was a member of the Little Angels Art Troupe. Appeared on EBS programs including Our Secret Base and Cho Issue. Studied abroad at Sri Kdu International School in Malaysia before returning to Korea.

Her MBTI is INFJ and blood type is O. She loves the color pink and always carries roasted black bean (seoritae) snacks. She is a passionate LG Twins baseball fan and refused to do a first pitch for any other team. Her personal talent is making water-droplet sounds. She has a dog named Walnut and a younger sister born in 2007.