[Picture] V.L.K.S.A become 1 again? (What is V.L.K.S.A ?)

I am just too excited to share this photo with you guys here.

f(x) is complete once again.From left to right,we have Victoria,Luna,Krystal,Sulli and Amber.The return of Amber makes f(x) a complete group.

A photo of the girls posing in the practice room has been revealed recently,fans are in hyped up mood seeing this photo,are you anticipating their comeback?Let's wish that 2011 is a year for f(x) too!