The Olympic Stadium of Athens 'Spyros Louis' is located at Maroussi. It is the home field of three famous football clubs of Athens, namely Olympiacos, Panathinaikos and AEK Athens. The Greek government owns the Olympic stadium. Many important events took place in this ground including the opening and closing ceremony of the 2004 Summer Olympics, held on 13th August and 29th August respectively. This stadium was designed in 1979 and opened in 1982. On 27th September 2008, Madonna performed in front of 75,637 viewers at the arena. Pyx Lax (Greek rock band) also performed in front of 80,000 fans. It is considered as the highest attended Greek-band-concert. The stadium was widely renovated in between 2002-2004 for the 2004 Olympic Games.