Comedian-actor Raju Srivastava, who has been in the intensive care unit for nine days after suffering a heart attack, is on ventilator and his condition is critical, sources in Delhi’s All India Institute of Medical Sciences or AIIMS said today. Fellow comedian and a friend of his, Sunil Pal appealed to his fans to pray for Mr. Srivastava’s health as he “really needs it”. “His mind has stopped working. Please pray for him,” he said.