Times Square fixture The Naked Cowboy (Robert Burck) is singing a litigious song these days against Mars Inc., maker of M&M candies. He is claiming that the company is infringing on his trademark, i.e. singing in tighty-whities, cowboy boots and a Stetson, with a six string slung on his shoulder. Burck wants $6 million after the company started broadcasting a film on a billboard screen in Times Square showing anthropomorphic M&Ms re-enacting famous scenes, structures,......