Girls' Generation member/solo artist Hyoyeon's highly-anticipated first solo mini-album 'DEEP' has topped various iTunes charts globally just after its release on May 16, signaling her successful return!

'DEEP' debuted at #7 on the worldwide iTunes album chart and at #21 on the European iTunes album chart. Further, the album has hit #1 in a total of 11 countries, including Chile, Egypt, Hong Kong, Indonesia, Malaysia, Peru, Saudi Arabia, Singapore, Taiwan, Thailand, and Vietnam.

Meanwhile, the album's title track, "DEEP," is an EDM genre dance song that attracts attention by maximizing Hyoyeon's unique charisma.