<http://schema.org/url>
<http://www.digitalspy.com/music/news/a437634/psy-refuses-to-rule-out-justin-bieber-duet-talks-about-next-single/>
<http://www.digitalspy.com/music/news/a437634/psy-refuses-to-rule-out-justin-bieber-duet-talks-about-next-single/>