Holy s**t this song is fresh!! http://www.youtube.com/watch?v=wq7ftOZBy0E I think it'll be huge worldwide, and pretty sure this group/producers can do more like this too. Here's the article that made me check it out from LA Times
http://www.latimes.com/entertainment/music/posts/la-et-ms-girls-generation-i-got-a-boy-20130105,0,3423565.story
The song is only okay for me, I think it's a grower though. It will probably be a huge hit.