Pakistan Tehrik-i-Insaf (PTI) chairman Imran Khan said on Wednesday that his party will hold rally on December 25 at Mazar-e-Quaid at any cost. Addressing a press conference Imran said those trying to create hurdles in way of the Karachi rally were working to their own disadvantage. "We are not fighting against any political party. PTI is a political party, everyone interested to join will be allowed, he said. He said the PTI is impartial in the fight between MQM and Zulfiqar Mirza. Khan said the excuse of 'security concerns was being used to stop PTI from holding the rally.