Patrick Savalle on Twitter: "Not true. The largest crowd ever was in Russia. Jean-Michel Jarre holds the Guinness World Record for having the largest concert crowd in 1997, when more than 3.5
Digisequencer — Jean Michel Jarre | Last.fm
The Highest-Attended Concerts in the World - TFword.
Jean Michel Jarre Oxygene World Tour 1997 Concert Program – MusicGoldmine.com
Moscow Hills (Mega-concert, September 6, 1997) – Jean Michel Jarre fan page