New Delhi, Nov 28 (ANI): BJP leader Nishikant Dubey alleged on Friday that he has received threat messages from Congress leader Shashi Tharoor. Dubey said that Tharoor sent him messages saying that he has a third grade character after Dubey revealed the names of banks which hold black money of many leaders in the Parliament. He added that he has complained to the Parliamentary Affairs Minister and will take further course if party says.