AdvertisementIs Will Smith, Nicky Jam, Diplo And Era Istrefi's World Cup Anthem Good? Who Cares?May 25, 2018Andrew FlanaganfacebookEmailWill Smith at the 70th annual Cannes Film Festival on May 23, 2017 in Cannes, France. The actor and rapper joined Nicky Jam and Era Istrefi on a Diplo-produced anthem for the 2018 World Cup. (Getty Images)