After releasing their second album Oh!, SNSD kicked off their comeback with a tremendous start, hitting the 30k mark in album sales in one day. Many fans are guessing that SNSD's title track Oh! will be a huge hit as it took the # 1 spot in music charts faster than their previous hit track, Tell Me Your Wish (Genie). In the past week, the girls of SNSD have been teasing us a couple of times with their choreography of Oh!, until they released the MV on the 26th. Today, SNSD finally performed their comeback stage on Music Core, performing�Show! Show! Show! and�Oh!.�With the outstanding choreography, their performance was absolutely terrific! Without further ado, check it out below! http://www.youtube.com/watch?v=DxBQTx7nGLw SNSD's album has already been released, but fans still have more to anticipate�with SNSD's�follow-up MV with a dark and sexy concept coming soon!