February 17,2013.Moscow,Russia.The Hereditary Prince Carl Ferdinand of Bentheim and Steinfurt and his wife Princess Elna-Margret of Bentheim and Steinfurt attend birthday party of russian singer Irina Dubtsova at The Sad restaurant of Moscow. Pictured:l-r The Hereditary Prince Carl Ferdinand of Bentheim and Steinfurt,his wife Princess Elna-Margret of Bentheim and Steinfurt and russian singer Irina Dubtsova.