Something I Need 21, 2015, Haenow performed the song at the 20th National Television Awards. The song debuted at number two in the Republic of Ireland, beaten to the top spot by Mark Ronson and Bruno Mars' "Uptown Funk" (which ironically received an early release because it was performed on "The X Factor" by eventual runner-up Fleur East). It became the first "X Factor" winner's single to miss the number one spot in Ireland since Steve Brookstein's "Against All Odds" in 2004. In the UK, the song debuted at number one on the UK Singles Chart, becoming the 2014 Christmas number one. The
Big When I Was Little on about something saying 'that was big when I was little' and Steve goes 'that's a great song title!'" She also talked about the track's conception, saying: "So I wrote down some ideas and references and we wrote the song. It's the first song off of the new record and I can't wait for the whole album to be in your ears." On BBC Radio 1 Chart Show on 4 August 2013 she described the song as "nostalgic" and "looking back at her childhood". On 28 July 2013 Doolittle performed the song live on British television series "Sunday Brunch". Doolittle