the general public; the two finalist teams received 17,000 tickets each and another 4,000 tickets were made available for purchase by fans worldwide via UEFA.com from 14 to 21 March 2019 in four price categories: €600, €450, €160 and €70. The remaining tickets were allocated to the local organising committee, UEFA and national associations, commercial partners and broadcasters, and to serve the corporate hospitality programme. Prices for accommodation in Madrid and flights to the city from English airports surged by up to 683 percent in the hours after the semi-finals. The handling of the travel logistics and ticket pricing by UEFA were criticised by managers Jürgen Klopp and Mauricio Pochettino, as well as supporters groups representing the two clubs. Tottenham announced plans to show a live screening of the Champions League final at their stadium in London that would be opened to a full-capacity audience. Opening ceremony American pop rock band Imagine Dragons performed at the opening ceremony before kick-off, playing a medley of their hits "Believer", "Thunder", "Radioactive" and "On Top of the World", supported by a display of pyrotechnics and fireworks. Ukrainian electric string quartet Asturia Girls performed the UEFA Champions League Anthem as the teams walked out for the match. Match Officials On 14 May 2019, UEFA named Slovenian Damir Skomina as the referee for the final. Skomina became a FIFA referee in 2002, and was previously the fourth official in the 2013 UEFA Champions League final. His appointment completed a treble of European finals, having officiated the 2017 UEFA Europa League Final between Ajax and Manchester United, as well as the 2012 UEFA Super Cup between Chelsea and Atlético Madrid. He was joined by two of his fellow countrymen, with Jure Praprotnik and Robert Vukan as assistant referees. Spaniard Antonio Mateu Lahoz was the fourth official and Danny Makkelie of the Netherlands was the video assistant referee in the debut of the system at a Champions League final. He was joined by his compatriot Pol van Boekel as one of the assistant VAR officials, with Felix Zwayer of Germany appointed as the other assistant VAR for the final. His fellow German Mark Borsch served as the offside VAR official. Summary Prior to kick-off, a moment of silence was observed for Spanish footballer José Antonio Reyes, who had died in a car crash earlier in the day. Liverpool kicked off and earned a controversial penalty kick just