 As soon as the album was released, the album hit #1 and stayed at the position throughout the whole week on Korea's Hanteo Weekly Chart.Although "Twins" was a commercial success after the much anticipated debut of the group in November, the album debuted at #3 spot in the MIAK K-pop Monthly Charts selling 28,536 copies.Later in the same month, Super Junior collaborated with TVXQ and debuted at #1 on MIAK K-pop, selling 49,945 copies.