Vastavam web: Nandamuri Balakrishna completed hundred films in his career. His mass films and action hero roles have enthralled audience for several years. Recently during SIIMA awards function he made these comments. But he added his fans main file cases on him if he takes up such roles. These arms of Balayam of laughs among the audience. He played villain role in Sultan movie. But he himself was hero in that movie. However audience are more matured now and if he does negative roles also people may accept.