TVXQ's 'standard edition' of their "Keep Your Head Down" album was finally released today (January 12th), and fans immediately rushed to listen to the additional track that wasn't available in the 'special edition'. Guest-featuring SNSD's Seohyun, TVXQ's strong vocals were balanced with Seohyun's sweet voice and the light-hearteded melody. The full song for "JOURNEY" has finally been unveiled, so check it out below! Tip: SolBi