Two rock and roll performers on stage playing their guitars performing in front of a crowd .
There is almost no chance that two rock and roll performers play their guitars during the main event of a large music festival .
There is almost no chance that two rock and roll performers play their guitars during the main event of a large music festival .
It is highly likely that two rock and roll performers play their guitars during the main event of a large music festival .
Two rock and roll performers play their guitars during the main event of a large music festival .