Music like bellyache

"Bellyache" is a song by American singer Billie Eilish from her debut EP, Don't Smile at Me (2017). The song was released as the EP's second single on February 24, 2017, through Darkroom and Interscope Records. It was written by Eilish and Finneas O'Connell, with production being handled by the latter. A midtempo electropop, R&B, and alternative hip hop song, it has hip hop, deep house and Latin macabre influences. Lyrically, the song is written from the perspective of a psychopathic murderer. A remix by Marian Hill was released on May 5, 2017. The song received mainly positive reviews from music critics, several of whom praised the production and lyrics.