MBC's 'Music Core' is back once again with another fun and exciting show! This episode saw the final MC sessions from�miss A's�Suzy and T-ara's Jiyeon. Starting next week, SNSD's Yuri and Tiffany will be leading�the show. === Besides the usual stages,�Boyfriend made their comeback this week, while Simon D made his debut. Meanwhile, other performers included Super Junior, Brown Eyed Girls, B1A4, Maybee, INFINITE, Kim Kyu Jong, U-KISS, Davichi, Hwanhee, Haha, Kim Jang Hoon (feat. Psy), Jewelry-S, KARA, Kan Mi Youn, ALi, and Piggy Dolls. Check out their performances below! === < Fat Cat > - < Maybee > - < Jewelry-S > - < Brown Eyed Girls > - < Super Junior > - < KARA > - < INFINITE > - < Kim Jang Hoon (feat. Psy) > -   < Hwanhee > - < B1A4 > - < Davichi > - < U-KISS > - < SS501's Kim Kyu Jong > - < Kan Mi Youn > - < Haha > ==