Related Information for Billy Thorpe William Richard "Billy" Thorpe, AM (29 March 1946 – 28 February 2007) was a renowned English-born Australian rock singer-songwriter and musician. As lead singer of his band Billy Thorpe & 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 I'm Crazy". Featuring in concerts at Sunb.. read more