Chaudhry Shujaat Hussain and Chaudhry Pervez Elahi called on President Asif Zardari on Wednesday. According to sources, an important development has been made regarding formation of government in Punjab during the meeting and a formula will be establish in this connection during next few days. Chaudhry Shujaat Hussain has summoned the meeting of PML-Q executive committee on March 22 to discuss the issue.