With the mysterious image above just having been revealed, the media has been at work trying to uncover just what may be in store for Girls' Generation! Well, according to music industry insiders, this 2012.12.21 date is actually for the pre-release of a song off the girls' upcoming album due out in January!

It was mentioned previously that the girls were due to reveal their 4th full length album in January of 2013, and it seems, to surprise fans for the holiday season, the group has decided to pre-release one of the songs.

One insider revealed, "There is a rumor that the song that will be pre-released is one that has been worked hard on, as much as a title track, so I'm looking forward to it."

In addition, some new information has surfaced regarding an upcoming English album due out in 2013. It is said that SM Entertainment and Interscope Records are currently in discussion about the group's new album in the U.S. so it seems we have even more to look forward to in 2013 from the girls!

[Update]: Latest reports are suggesting that this pre-release coming up is actually a remake of a famous song and that the girls have worked on it years ago, but are now using this chance to reveal the track.