BJP President Nitin Nabin and senior party leaders perform a special puja and havan at the BJP headquarters to mark veteran leader LK Advani. New Delhi: Bharatiya Janata Party (BJP) President Nitin Nabin, along with other party leaders, on Sunday performed a special 'puja' and 'havan' to mark the 100th birthday of veteran BJP leader and former Deputy Prime Minister Lal Krishna Advani.