The lead single from the EP, "One of a Kind", was released on August 24. "That XX" and "Crayon" were later released as second and third singles off the EP. Originally, the song "Without You" had a featuring first credited as "? from YG New Girl Group", when it was first announced that YG was starting a new girl group. Almost four years after the EP was released, the featuring vocals were revealed to be Rosé from said new girl group, Blackpink.
