Bang Bang (Jessie J, Ariana Grande and Nicki Minaj song) Huge successful hit of Summer 2014" and thought that "[the] song is going straight to the top of the charts". Zach Frydenlund from "Complex" praised Jessie J's and Ariana's heavenly vocals in the song but concentrated more on Nicki's "catchy killer verse" stating that "it's Nicki who really steals the show with her verse". Jason Lipshutz from "Billboard" responded positively to the song, saying that the song itself "[is] composed of piercing vocals courtesy of two contemporary crooners, as well as rapid-fire spitting from the hottest female MC on the planet, "Bang Bang" rests tidily upon the Jessie J assertion,
Bang Bang (Jessie J, Ariana Grande and Nicki Minaj song) "soulful" song, that features a "clap-heavy" production, built over "big bouncy beats and horn blasts." It's in the key of C Dorian mode, with the vocals making use of the C blues scale. The tempo is 150 BPM (Allegro). The melody of the chorus has been compared to that of "Wake Me Up Before You Go-Go" by Wham!. Rob Sheffield of "Rolling Stone" called the song a "perfect Max Martin throwdown" that "fuses Nelly's 'Country Grammar' with Wham!'s 'Wake Me Up Before You Go-Go,' which is some truly twisted pop archaeology." Carolyn Menyes from "Music Times" called the song "[a]