: Written in C minor with a simple chord progression of Cm–B♭–A♭.
: The track is notable for featuring Nicki Minaj primarily singing rather than rapping. Guetta expressed pride in showcasing her singing voice, though critics noted heavy use of Auto-Tune . She does contribute a brief 10-second rap near the end of the song. Musical Structure : Genre : EDM, dance-pop, and house. Tempo : A moderate dance groove of 128 BPM .
: Written by Ester Dean, David Guetta, and Giorgio Tuinfort. The production features pulsing electro-dance beats and complex synth layering with timed delays to fill the gaps between vocal phrases. Music Video & Themes
The music video, directed by Sanji and released in January 2012, features a steampunk/mad scientist theme . Guetta plays a creator who assembles a human-like robot version of Nicki Minaj using mechanical parts and doll-like gizmos. Critics have noted the video explores themes of conformity versus individuality .