Confident (album) move on and be happy with someone else. The song incorporates pop and soul influences, and is centered on a piano melody, with a stripped down production aimed at highlighting Lovato's vocals. "Stone Cold" received comparisons to Lovato's 2011 song "Skyscraper" and the work of English singer Adele. The album follow with the trap-inspired song "Kingdom Come" it features vocal appearance by rapper Iggy Azalea. Several critics noted that the song is comparable to Azelea's "Black Widow" (2014) featuring Rita Ora. "Waitin for You" featuring vocals by singer Sirah, musically, it's an R&B and hip hop song that starts with
Pretty Girls (Britney Spears and Iggy Azalea song) Pretty Girls (Britney Spears and Iggy Azalea song) "Pretty Girls" is a song recorded by American singer Britney Spears and Australian rapper Iggy Azalea. Azalea co-wrote the song with Maegan Cottone, British girl group Little Mix, and the song's producers, The Invisible Men. The single was released on May 4, 2015, by RCA Records. The music video for "Pretty Girls" premiered on May 13, 2015, and was directed by Azalea and Cameron Duddy. The visuals were inspired by the 1988 film "Earth Girls Are Easy", starring Geena Davis. The song was performed live by Spears and Azalea for the first