Knut has been the subject of several popular songs in Germany , such as the singles `` Knut is Cute '' and `` Knut , der kleine EisbÃ r '' by nine-year-old Kitty . Knut was the subject of several popular songs in Germany , the most successful of which were the singles `` Knut is Cute '' and `` Knut , der kleine EisbÃ r '' by nine-year-old Kitty from KÃ penick .