"Want U Back" is a song by British singer Cher Lloyd, taken from her debut studio album Sticks + Stones. It was released on 19 February 2012 as the third single and on 22 May 2012 as her debut U.S. single taken from the album. The UK single version of the song features guest vocals from The X Factor USA contestant Brian "Astro" Bradley, while the Calvin Broadus and original album version without Bradley's vocals were released in the United States.