Top INDIA bloc leaders, including Rahul Gandhi, Mallikarjun Kharge, Sharad Pawar, Uddhav Thackeray, Akhilesh Yadav and Tejashwi Yadav among others will attend a 'maharally' to be held by the AAP at the Ramlila Maidan on March 31, senior party leader Gopal Rai said on Friday. The Aam Aadmi Party (AAP) has received the permission of the authorities concerned to hold the rally for an attendance of more than 20,000 people. It is being held in the backdrop of Delhi Chief Minister Arvind Kejriwal's arrest, he said. The call on whether Arvind Kejriwal's wife Sunita Kejriwal will address the 'Maharally' will be taken later, Rai said. Other prominent political leaders and members of the Indian National Developmental Inclusive Alliance (INDIA) like TMC's Derek O'Brien, DMK's Tiruchi Siva, NC's Farooq Abdullah and Jharkhand Chief Minister Champai Soren of JMM will also attend the rally, he said. Kalpana Soren, the wife of former Jharkhand chief minister Hemant Soren, who is currently in jail,