블랙퀸 (Black Queen) - 놀자 (Nolja) {Dance Practice Mirror}

"Nolja (놀자)" is the second digital single by Black Queen. It was released on February 3, 2016. The song was later rerecorded, after the group rebranded to HeyGirls, the singles cover was also remade. A remastered version of the single was included in the group's third (overall) digital single "No One But You".