The lovely girl group known as Girls' Generation have become the epitome of K-Pop! However, being in the music industry for so long doesn't come without some changes! The girl group has been in the K-Pop world for over 10 years and have given us various concepts and transformations that we will review in this list! Check out their stunning transformations down below!

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

Which concept amazed you the most over the years?