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.
We Were Us "We Were Us" is a song written by Nicolle Galyon, Jimmy Robbins, and Jon Nite, and sung by New Zealand-born Australian country music singer Keith Urban as a duet with American country music singer Miranda Lambert. It is the second international single and third overall released from Urban's 2013 album "Fuse".