“Really Don’t Care” is an uptempo dance-pop song, with influences of bubblegum pop.
The song was released on May 20, 2014, as the fourth single from her self titled fourth studio album Demi (2013). It was written by Lovato and Lloyd along with Carl Falk, Savan Kotecha and Rami Yacoub, and was produced by Falk and Yaboub.
The lyric video was released on May 14, 2014. The video features the lyrics of the song above several shots of Brazilian fans lip syncing the song as well as some scenes from concerts where Lovato performs the song during the concert tour. During the video, Lovato makes an appearance to surprise some of the fans.