Robert Lange

Robert "Mutt" Lange is an American record producer and songwriter. He's produced albums for popular artists such as Def Leppard, AC/DC, Bryan Adams and Shania Twain. Lange and Twain were married for 14 years, but announced recently that... [more]

Robert "Mutt" Lange is an American record producer and songwriter. He's produced albums for popular artists such as Def Leppard, AC/DC, Bryan Adams and Shania Twain. Lange and Twain were married for 14 years, but announced recently that they are separating, they have a 6-year-old son.