Background "1973" is written by Mark Batson and James Blunt. "He was trying to write an English singer-songwriter song, and I was trying the Dr. Dre end of the scale," says Blunt.[2] The song was inspired by the club scene in Ibiza, where Blunt maintains a residence and enjoys the social scene.[3] The song has been remixed by Pete Tong and Dave Spoon as part of their Ibiza 2007 Remix Project, and Tong started playing the remix in July 2007 when acting as DJ at Pacha, the Ibiza club that inspired the song and opened in 1973. Blunt has stated in a radio interview with KISFM on 8 September 2007, that the girl from his lyrics "Simona" was indeed based on a real woman he had met at the club. The lyrics include references to a few American popular songs: "As Time Goes By", written in 1931 by Herman Hupfeld and popularised by Dooley Wilson playing the character of Sam in the 1942 film Casablanca; "It's the Same Old Song&quo