MBC's Music Core is back once again with yet another fun and exciting show! This week, girl group veterans Jewelry made a comeback with their two new members, while SeeYa began their goodbye promotions with former member, Nam Gyuri. Other performers for the January 29th episode included TVXQ, SECRET, Seungri, MBLAQ, Park Jung Min, G.NA, Orange Caramel, Han Groo, Gavy NJ, INFINITE, Teen Top, Can, Piggy Dolls, Navi, Mighty Mouth, Beige, Dal Shabet, and Kan Jong Wook. Check out the videos below! -- TVXQ -- SECRET -- Seungri -- G.NA -- MBLAQ -- Orange Caramel -- Han Groo -- Park Jung Min -- Gavy NJ -- INFINITE -- TEEN TOP -- Piggy Dolls -- Navi -- Mighty Mouth -- Beige -- Dal Shabet -- Kang Jong Wook === Cuts of our lovely MCs (Minho, Onew, Suzy, Jiyeon):