NowThis News video of mega stars Jay Z and Coldplay's Chris Martin performing Jay's hit "Run This Town" during their co-headlined New Year's Eve 2012 concert at NY's Barclays Center. Video also shows Martin's wife, actress Gwyneth Paltrow, and their kids dancing on stage during the performance. <br /><br />NowThis News is the video news network produced for the mobile/social generation -- you. Here's how you can follow NowThis News:<br />-- http://NowThisNews.com<br />-- http://Facebook.com/NowThisNews<br />-- http://Twitter.com/NowThisNews
