Missy Elliott Shocks Viral Video Star Mary Halsey

Mary Halsey's karaoke performance of Missy Elliott's "Work It" went viral, and not only did Mary perform it on the show, Ellen surprised her by bringing out hip-hop superstar Missy Elliott to take the stage with her "funky white sister"!<br /><br />#MissyElliott<br />#MaryHalsey<br />#WorkIt