The Delhi High Court today asked how the Rajya Sabha Chairman was made a party by former Janata Dal (United) President Sharad Yadav in a plea challenging his disqualification from the Upper House of Parliament.<br/><br/>The query was posed by Justice Vibhu Bakhru while listing the matter for tomorrow to hear arguments on Mr Yadav's plea for an interim order permitting him to attend the Winter Session.<br/><br/>Senior advocate Kapil Sibal, appearing for Sharad Yadav, said, the Rajya Sabha Chairman, who is the Vice President of India, was made a party as malafides have been attributed to him in the petition against the disqualification order of December 4.<br/><br/>By the December 4 order, the Chairman had also disqualified Yadav's party colleague and MP, Ali Anwar.