Who most commonly sang the fastest-selling single by an Australian artist as a duet?
Anthony Callea Anthony Cosmo Callea (born 13 December 1982) is an Australian singer-songwriter and stage actor of Italian descent (parents Santina and Cosmo) who rose to prominence after being the runner-up in the 2004 season of "Australian Idol". Callea's debut single "The Prayer" is the fastest-selling single by an Australian artist, held the No.1 spot on the ARIA Singles Chart for five weeks, a record for the debut single of an "Australian Idol" contestant, and was the second-highest selling Australian single of the last decade.
Black &amp; Blue (Guy Sebastian song) "Black & Blue" is a song by Australian recording artist Guy Sebastian. It was released as the first single from Sebastian's forthcoming ninth studio album. "Black & Blue" peaked at number 17 on the ARIA Singles Chart. The song became his 25th Top 100 entry and his twentieth Top 20 hit in Australia.