Singer Shania Twain has split from her husband of 14 years, producer Robert "Mutt" Lange, her rep confirms to Usmagazine.com . "Shania Twain and her husband, music producer Robert 'Mutt' Lange, are separating after 14 years of marriage," spokesman Jason Owen said in a statement to Us . "This is a private matter and there will be no further comment at this time." Check out more spring splits here . Tell Us : Are you surprised by Shania's split?