Can Céline Dion Still Sing? Here’s How Stiff-Person Syndrome Has Affected Her Voice The Citizen 1 year ago She canceled her European tour after she was diagnosed. Source: Stylecaster.com Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pinterest (Opens in new window) Pinterest Click to share on WhatsApp (Opens in new window) WhatsApp