Air Supply is an Australian soft rock duo, consisting of British-born singer-songwriter and guitarist Graham Russell and lead vocalist Russell Hitchcock. They had a succession of hits worldwide, including eight Top Ten hits in the United States, in the early 1980's. They formed in Australia in 1975 and have included various accompanying musicians and singers. On 24 October 2013 the Australian Recording Industry Association (ARIA) announced that Air Supply were to be inducted into their Hall of Fame on 1 December at the same ceremony as the annual ARIA Awards. On January 1, 2015, Air Supply marks on its 40th Anniversary.