Abstract
Among the many music festivals, rock festivals “large format” offer a privileged field to observe the relationship between people and festive forms of the cultural offer. Based on the results of a long-term research on audiences at the Eurockéennes de Belfort festival, this article pointing out the spaces where the festive activity take place, and also its variations and conditions. For this, we focus on both the first and continuing practices, and also the relationships that festival-goers have with each other. This article is also an opportunity to know what is happening about party in today's festival. Whether it’s a party event designed to make party in itself or whether it’s a space where the party happened and where everyone comes to party for himself.