In 2012, Usher, Diplo and Ariel Rechtshaid celebrated Valentine's with "Climax" . A year later, without that song's string-arranger Nico Muhly, the trio have reunited for another freebie "special delivery from the cloud." Like its predecessor, "Go Missin" builds and sustains tension. Though it refuses to peak, the track's dotted with glorious Usher yowls, each a tiny tease of release. For more on Usher's longstanding interest in electronic music, read our interview from last year.
Download: Usher, "Go Missin" (Prod. by Diplo and Ariel Rechtshaid)