The lead single and title track, "Perfection" (which was written by the songwriters behind TVXQ's "Mirotic", BoA's "Eat You Up" and f(x)'s "Nu ABO") premiered for airplay on Hit Fm Taiwan on 14 February 2011.
Singel pemimpin dan judul track, "Perfection" (yang ditulis oleh penulis lagu dibalik TVXQ "Mirotic", BoA "Eat You Up" dan f(x) "Nu ABO") perdana disiarkan di Hit Fm Taiwan pada 14 Februari 2011.