Miranda Lambert has finally spoken about her divorce from fellow Country music star Blake Shelton. In the new issue of Cosmopolitan magazine (via ET Online), the "Somethin' Bad" singer, who split from Shelton this past summer, opened up about the split for the first time. "Marriage is a tough business, and we gave it our best college try," she told the magazine, adding that she's not quite ready to start dating again. "I had a great relationship with an amazing man," the 32-year-old said, "so I know what good is.