Lee Gi Kwang is a South Korean singer and actor. Born on March 30, 1990, he is best known for being a member of the K-pop boy band BEAST, which debuted in 2009. He made his acting debut in the 2009 television drama “High Kick! 2.” He has since starred in “My Princess” (2011), “Me Too, Flower!” (2011) and “Mrs. Cop” (2015). He also has gone by the stage name Ace Junior (AJ) in the past.