William Richard Thorpe AM was an English-born Australian singer-songwriter, and record producer. 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", "Baby, Hold Me Close" and "Mashed Potato"; and in the 1970s with "Most People I Know Think That I'm 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.

Tommy is the fourth studio album by the English rock band the Who, first released on 19 May 1969. Primarily written by guitarist Pete Townshend, Tommy is a double album and an early rock opera that tells the story of the fictional Tommy Walker.