Prime Minister Narendra Modi will address the 99th birthday celebrations of Spiritual leader Dada JP Vaswani's in Pune through video conferencing this afternoon. In a tweet, Mr Modi said, he will join the programme at 1.30 pm.<br/><br/>Dada Vaswani is the present spiritual head at the Sadhu Vaswani Mission founded by his Guru, Sadhu TL Vaswani. The Sadhu Vaswani Mission is celebrating Dada Vaswani's birthday through a series of events on the mission's premises in Pune.