Stay Another Day to promote its parent single. Girls Aloud gave the song a "romantic slant," which surprised East 17's Mortimer since it is about his brother's suicide. Mortimer said, "I found it really odd they were singing a song about my dead brother. It should've been left alone for a few years," adding that he did like Girls Aloud. Colin Paterson of "The Guardian" remarked on the unoriginality of Girls Aloud's cover: "A group formed on a TV show by a phone poll and then doing a cover of a former Christmas No 1. Life seldom gets less imaginative." In 2007 the
Stay Another Day who would be "rivals" and compete for the Christmas number one single in 2002. Girls Aloud competed against One True Voice, managed by music producer Pete Waterman. Girls Aloud recorded a cover version of "Stay Another Day" as their debut single, with Cheryl Cole providing lead vocals. After Girls Aloud recorded "Sound of the Underground", "Stay Another Day" was instead released as its B-side. The release was originally meant to be a double A-side, and it is often mistakenly labelled as such. "Stay Another Day" was performed on "This Morning", "Top of the Pops" and "Top of the Pops Saturday"