"The Last Day on Earth" is a song by Australian singer Kate Miller-Heidke, written by herself with her husband Keir Nuttall, who also produced the song alongside Mickey Petralia. It was released on 24 July 2009 as the third and final single from Miller-Heidke's second studio album, Curiouser (2008).

The song, initially not intended for release as a single, was used in promo advertisements for Australian soap opera Neighbours, and in result it began selling digitally by peaking at number 2 on iTunes. With the debut on the ARIA Singles Chart at number 35, it was announced that the song would be released as a physical single.^[1]

After the release of the physical single, released on 24 July 2009, it shortly became a huge success for Miller-Heidke, making a dramatic leap from number 35 to number 7, becoming therefore her first ever top ten hit song. For six weeks it peaked at number 3 on the ARIA Singles Chart and also reached number 1 on the ARIA Australian Artist Singles Chart, staying there for 6 weeks in a row. In total, "The Last Day on Earth" lasted in the top 50 for 25 weeks.

In 2009, "The Last Day on Earth" was nominated for Single of the Year at the 2009 ARIA Awards.^[2]

The song was also used on the show Piers Morgan's Life Stories on 31 October 2009, in a segment where Dannii Minogue as a guest discussing sister Kylie's cancer. The episode achieved the series' best ratings with 4.5 million viewers for its first broadcast. Beyond that, the song was used on the spin-off episode of the TV series I'm a Celebrity...Get Me Out of Here!, as well as used on the American TV show The Big C and on the Australian TV show Dance Academy.

The music video was filmed by Mark Alston in a house on the Northern Beaches of Sydney and released on 3 August 2009 through the official Miller-Heidke page on Facebook.^[3]

The Mark Alston directed music video was nominated for Best Video at the ARIA Music Awards of 2009.^[4]

1. "The Last Day on Earth" – 4:47