Although "All Night" is not an official duet, the two artists have a significant professional history. Sia is the songwriter behind some of Rihanna’s biggest hits:
The track is primarily a mash-up that typically blends Rihanna’s vocals with production styles reminiscent of Sia’s songwriting. Many versions online are titled as "Beautiful People," featuring both artists along with David Guetta. Rihanna - All Night (Feat Sia)
An official collaboration where Sia wrote the song for Rihanna for the Star Trek Beyond soundtrack. Although "All Night" is not an official duet,
Sia originally wrote her hit "Chandelier" with Rihanna or Beyoncé in mind before deciding to record it herself. You can listen to the popular mash-up of the track here: Rihanna - All Night (Feat Sia) AldairTejero YouTube• Jan 4, 2015 Rihanna - All Night (Feat Sia)
