The 2010 "SBS Gayo Daejun" heralded the impending return of�TVXQ yesterday by revealing their�first comeback teaser. If�Cassiopeians were wild with excitement before, they'll sure to go berserk with this second trailer that SM Entertainment has just released. The second CF teaser shows Yunho and Changmin showcasing more of their slick new dance moves, and the air is crackling with intensity as they belt out their title track, 'Keep Your Head Down'. 'Keep Your Head Down' is a song which features a heavy kick drum sound with a bass synth, 16 beat guitar riff, and their strong, charismatic vocals. Check it out below! The special edition album will be available on January 5th, followed by the normal edition on the 12th.