The song was written by Jörgen Elofsson and John Reid from British house music project Nightcrawlers and produced by Stephen Ferrera and Steve Mac.

"A Moment Like This" was a huge hit in North America, topping the US Billboard Hot 100 and Canadian Singles Chart.

The song was co-written by Jörgen Elofsson and John Reid (of dance act Nightcrawlers), produced by Stephen Ferrera and Steve Mac, and mixed by Andy Zulla.

As a result, the four remaining finalists, Kelly Clarkson, Justin Guarini, Nikki McKibbin, and Tamyra Gray each recorded a version of the song in case they won.

[4] On March 5, 2013, Billboard ranked the song number 11 in its list of Top 100 American Idol Hits of All Time.

Entertainment Weekly editor Henry Goldblatt wrote about Clarkson's performance of the song on American Idol: "the woman whose tears during her winning rendition of A Moment Like This were so heartfelt, grown men cried along with her.

"[9] Arion Berger of Rolling Stone wrote that this song "signaled that Kelly might be headed toward the Mariah-Whitney-Celine radio-ballad sausage mill.

[11] AllMusic senior editor Stephen Thomas Erlewine wrote that the song "may have been a number one hit, but it was such a staid adult contemporary tune that it suggested that her career was over before it really began, since it was not a work that played to her age or audience, and it gave her no room to grow."

[12] The Huffington Post ranked the song at number 11 on "The 33 Greatest Pop Divas' Debut Singles" list.

In December 2006, British singer Leona Lewis, who went on to win the third series of The X Factor, covered "A Moment Like This" as her debut single.

[a] The song debuted atop the UK Singles Chart dated December 30, thus becoming the Christmas number one for 2006, and spent three additional weeks at the summit.

Simon Cowell, Sharon Osbourne, Louis Walsh, Kate Thornton and Ray Quinn are all featured within The X Factor clips.