Hollywood superstar Will Smith has been teasing social media that he's part of a musical quartet which is behind the official 2018 World Cup song. The multi-talented actor and rapper, best known for his role in "The Fresh Prince of Bel Air," posted a picture on Instagram with fellow musician Nicky Jam with the caption, "One Life to Live. #2018FIFAWorldCup." In a post shared by Will Smith on May 22, 2018 Smith tagged Diplo, an American DJ and Era Istrefi, a singer from Kosovar -- fueling speculation the quartet recorded a song for the event.