Break Down is the second studio album by Mandopop boy group Super Junior-M. It was released online on January 7, 2013 by S.M. Entertainment and distributed by KMP Holdings. It is their first release in nearly 2 years, since the release of their 2011 EP, Perfection, and their first studio album in nearly 5 years, since the release of their first 2008 studio album, Me. The lead single of the album, "Break Down", is described as an upbeat pop dance song, mixed with elements of dubstep and synth sounds. The song is produced and composed by Australian team Twice As Nice (consisting of Nick Audino & Lewis Hughes), Martin Mulholland and Nermin Harambasic from Dsign Music, while the lyrics are written by Zhou Weijie. It is a song about a man who can no longer hide his love for a woman, expressing his feelings to her. It reached #1 US Billboard :Billboard World Albums.