Kim Jae Joong is a South Korean singer and actor. He is a member of JYJ and was a member of TVXQ!. He released albums including BORN GENE, FLOWER GARDEN, and the extended play Love Song. His most popular songs include Hoper, Glorious Day, and I AM U. Jae Joong has also appeared in series such as Protect the Boss, SPY, and Bad Memory Eraser.