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 NC mom missing for 24 years doesn't want to be found. After Trump's dig, Denmark announces rescue. Mexico says it killed top drug trafficker. An armed man was shot and killed at Mar-a-Lago. Report an error