Who do you think is the best Kpop girl group? Girls' Generation(SNSD)? Or 2NE1? Well, the two group went head to head in early 2014. Girls' Generation made a comeback with its new song 'Mr. Mr.', while 2NE1 released 'Come Back Home'. It is uncommon to see top idol groups releasing their latest album at the same time. In the majority of cases, idol groups try to avoid a tough opponent. Then, how did the result of the confrontation between Girls' Generation and 2NE1 turn out? It is a matter of each group's pride.