MJ&iRoK was her first single, and it allowed Park to become more of a rock singer. The album also featured production from #1 Billboard Producer, Eddie Galan of Mach 1 Music. To move away from the manufactured pop image she developed in Jewelry, she has performed this single live at every performance, and it has subsequently made the song a strong chart hit.
"MJ&iRoK" was Park's first single that helped her transition to a rock music career. The album featured production by Eddie Galan of Mach 1 Music, who helped move Park away from the manufactured pop image she developed in Jewelry. She has performed this song live at every show, which led to its chart success.