By Kate Ward
Updated June 09, 2010 at 03:58 PM EDT

Shania Twain’s divorce from Robert “Mutt” Lange was finalized in Switzerland this week, People reports. Twain and Lange separated two years ago after her husband allegedly had an affair with her best friend. The country singer is now dating Frédéric Thiébaud, “the other woman’s ex-husband,” according to People.