The Sunbury Pop Festival was an Australian rock music festival held on the Australia Day long weekend from 1972 to 1975. Rock Festivals Popular Music Melbourne Australia Psychedelic Bands Rest Couple Photos Google Search Youtube The Sunbury Pop Festival, which ran from 1972 to '75, is often regarded as a milestone in Australian music for many reasons.Although it wasn't the first major music festival that Australia saw, it was the first successful music event which actually turned a profit, enough for it … Sunbury Pop Festival or Sunbury Rock Festival was an annual Australian rock music festival held on a 620-acre (2.5 km 2) private farm between Sunbury and Diggers Rest, Victoria, which was staged on the Australia Day (26 January) long weekend from 1972 to 1975.