 The competition's official opening song was "This One's for You" by David Guetta featuring Zara Larsson, and the official closing song was "Free Your Mind" by Maya Lavelle.It was reported that David Guetta sought one million fans to add their voices to the official anthem via a website.The International Broadcast Centre (IBC) is located at the Paris expo Porte de Versailles in Paris' 15th arrondissement.