Michael Loccisano/WireImage; Steve Granitz/FilmMagic Sia is one of the speediest songwriters in the game! The hitmaker, 48, penned one of her most well-known tracks, Rihanna’s “Diamonds,” in ...

Written by Sia, “Diamonds” is one of Rihanna’s most anthemic ballads. The 2012 hit features a dramatic yet uplifting instrumental, allowing Rihanna’s voice to shine in a way that was ...

Pop icon Sia has filed for divorce from her husband of two years, with court documents revealing the reclusive hitmaker ...

If you’re after some proof that Waterfall is going to be an absolute tune, look no further than Rihanna’s Diamonds, which was co-written by both Sia AND Stargate. Shine bright like a… waterfall?