The Mixtures were an Australian pop group, which formed in 1965. They had two number-one hits in Australia with their cover version of Mungo Jerry's "In the Summertime" and its follow-up, "The Pushbike Song", in 1970 and 1971, respectively. The latter also reached No. 2 in the United Kingdom and appeared on the United States Billboard Hot 100. They had another top ten hit with "Captain Zero" in late 1971. Members during the early 1970s included Mick Flinn on bass guitar and vocals, Idris Jones on lead vocals and Fred Wieland on guitar. The group disbanded in 1976.