sentences:  Unlike the frenzied but generally upbeat atmosphere typical of Sixties pop shows, pub gigs could be a testing experience for even the most accomplished band.Often as not, a significant proportion of the audience were in varying states of intoxication, and groups who did not provide the kind of performance that was required by the audience would be mercilessly heckled by dissatisfied crowds.By the late 1970s a significant number of capital-city and regional pubs were presenting rock music on a regular basis, forming a loose but lucrative circuit of venues for bands all over Australia, and the most popular venues offered music every night of the week.