To top it all off, Jay-Z and Beyoncé could debut a new song.
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13 Things We Can Expect From Beyoncé and Jay Z's On The Run Tour

13. To top it all off, Jay-Z and Beyoncé could debut a new song.
It's more usual than unusual for artists to premiere a new song at a live concert before it explodes online. Surely after living and working together for so long the hip-hop power couple have something new to shock the stadium with?