Son Dam-bi is a South Korean singer, actress and entertainer. She began her career as a solo singer in 2007. She also made her acting debut in the 2009 Korean drama Dream.

Park Ji-young, professionally known as Kahi, is a South Korean singer, dancer, and actress known for her work as a former leader of South Korean girl group After School. As of June 2012, Kahi graduated from After School and continued her career as a solo singer and actress with Pledis before her contract ended in January 2015.