Jennifer Lopez and Shakira just became the ultimate music duo! The singers are officially joining forces to perform at the Super Bowl Pepsi Halftime show in 2020.The "Hustlers" actress and the "Hips Don't Lie" singer both took to Instagram to share the exciting news. "It doesn't get any bigger than this! So excited about getting on that #superbowlliv," Shakira wrote. "Going to set the world on (fire) @Shakira,"