That sounds like what Sly Stone was doing for about 10 years before people just stopped by tickets to a concert that may or may not happen that night. Many of the pros do tend to get spoiled and inconsiderate, in every kind of performance.
I wasn’t really wracked up about it but everybody else sure was.
Atlanta Rhythm Section rushed onstage and things settled down for the most part.
Blue Oyster Cult used to play at a nearby WV roadhouse and they always gave like they were at the Cap Center.
Class shows.