Question: "Turn Around" is a song by British singer Conor Maynard from his debut studio album, "Contrast", this is another collaboration between StarGate and Benny Blanco, following such song as "Diamonds", a song recorded by Barbadian singer Rihanna, for which 2012 album?
Sentence (from "Diamonds (Rihanna song)"): Def Jam Recordings serviced the single to contemporary hit radio in the United States on October 2.
Relevant evidence: No