Wow she looks so cute at that fansign, wish i couldve been there.
I dont remember her ever turning her hair back (since debut) to full on black for a SNSD concept. During mrtaxi promotions in japan she got pretty close with a darkbrown/redish color:
![](http://cfile22.uf.tistory.com/image/207C8E4F4E1C49730F0315)
So the only black I remember is during ITNW/debut days.
![](http://28.media.tumblr.com/tumblr_llg0j8wDLq1qdon7so1_500.jpg)
![](http://img358.imageshack.us/img358/689/jeny01ko2.jpg)