Art of BLUE BLOOD, the fourth world tour by the K-pop group ARTMS, featuring former LOONA members HeeJin, HaSeul, Kim Lip, JinSoul, and Choerry, live at The Regency Ballroom on Tuesday, October 20! Celebrating individuality and unity under the concept of turning "BLUE" into a symbol of passion, supporting their mini-album Hyper-Ego.