Celebrity | celebrity divorce Sia Files to Divorce Hubby She's been married to Erik Lang since 2014 By Evann Gastaldo Posted Dec 30, 2016 6:20 PM CST Copied In this Aug. 7, 2014 file photo, filmmaker Erik Anders Lang, left, and singer Sia attend a party after the premiere of "The One I Love," in Los Angeles. (Photo by Todd Williamson/Invision/AP, File) It's over for Sia and her husband of two years: The Grammy-nominated singer has filed to divorce filmmaker Erik Lang, the AP reports. The documents, filed on Dec. 20, cite irreconcilable differences. The couple's publicist first announced their separation on Dec. 7. They have no children together. Read These Next Giuliani injured in high-speed highway crash. A game of doorbell ditch turns fatal for 11-year-old. Guy accused of snatching hat from boy at US Open IDed as rich CEO. It's an unexpected footnote in the life of Buford Pusser. Report an error