ISLAMABAD - President Pakistan Muslim League (Quaid), Chaudhry Shujaat Hussain, has said not only sections of Pakistan Muslim League as well as all the political parties should unite on agenda of national interests while shedding their difference. The PML-Q chief said some of partys clean members, who wanted to join Pakistan Muslim League (Nawaz), following the large gathering at Imran Khans procession in Lahore, were now pondering upon to join the Pakistan Tehreek-e-Insaf (PTI). He lauded Chairman PTI Imran Khan for holding a big rally at Minar-e-Pakistan.Imran Khans historic rally in Lahore on 30th October 2011 baffled the Pakistan Peoples Party and PML-N. Analysts say that around 150,000 to 200,000 people gathered in PTI procession When questioned where are the plants of 'dry cleaning of politicians, the veteran politician said that small plants for 'dry cleaning were everywhere in country and such a small plant existed in Rawalpindi as well.