After a near 9 month hiatus from performing regularly on music shows, the 2NE1 girls are back on MBC "Music Core" with a powerful new performance of their latest release, "I Am The Best". "I Am The Best" is definitely shaping up to be one of the hottest dance tracks of the summer. Equipped with a heavy bass line and a catchy hook, "I Am The Best" is an infectious party track that will have fans reaching for the replay button over and over for the rest of the week. Check out their hot comeback below!