2NE1’s smash hit single ‘ I don’t care’ is making an issue again. YG Entertainment announced that reaction from the unplugged version of 2NE1’s performance of ‘ I don’t care’ on TV was very hot. There were many requests of whether the remix version would be released or not, so YG Entertainment discussed and decided to release the digital single on Sep. 3rd. Recently, 2NE1 has been performing different versions of ‘ I don’t care’ in stages. Especially for this last stage, 2NE1 has been preparing for two weeks and it’s 180 percent different style of ‘ I don’t care’. They not only performed different style of music, but also their fashion. They wear black dress and suits which looked more mature compare to their colorful outfits they used to wear. In addition they emphasized on their vocals, they performed without any choreography on the stage which was something very new. After the broadcast of the new version, people were very excited about the new version, and it was called by ‘no-dance version’, and ‘ska version’ among people.