William Richard Billy Thorpe, AM was an Englishborn Australian pop rock singersongwriter and producer, musician. As lead singer of his band Billy Thorpe amp the Aztecs, he had success in the 1960s with Blue Day, Poison Ivy, Over the Rainbow, Sick and Tired, and Mashed Potato and in the 1970s with Most People I Know Think That Im Crazy. Featuring in concerts at Sunbury Pop Festivals and Myer Music Bowl in the early 1970s, the Aztecs also developed the pub rock scene and were one of the loudest groups in Australia.
Billy Thorpe was born in 1946 in Manchester England. His parents, Bill and Mabel Thorpe and he emigrated to Australia in 1955, arriving in Melbourne and then settling in Brisbane, Queensland. He performed as a tenyearold under the pseudonym Little Rock Allen. Six months later, after he was heard singing and playing guitar by a television producer, Thorpe made regular musical appearances on Queensland television. He toured regional venues with Reg Lindsay in 1961, and national venues with Johnny OKeefe and with Col Joye. By 1963, as an experienced singer and musician, he decided to relocate to Sydney.
Source: Wikipedia