MBC's Music Core is back once again with yet another fun and exciting show! For this week, One Way performed their 'Rainy Days' song for the first time on the show, LPG made their comeback, while Orange Caramel had their goodbye stage. Other performers included TVXQ, Seungri, SECRET, MBLAQ, Jewelry, INFINITE, G.NA, Park Jung Min, Dal Shabet, Han Groo, Mighty Mouth, Soya, Navi, Piggy Dolls, JQT, and Shi Hyeon. Check out the videos below!