Rashtriya Lok Samta Party (RLSP) chief Upendra Kushwaha, who had recently quit the BJP-led National Democratic Alliance (NDA) over the saffron party so called arrogance towards the smaller allies, is all set to join Congress-RJD-led grand alliance in Bihar. Confirming the news of Kushwaha joining the Bihar grand alliance, Congress Ahmed Patel said, There is a gathbandhan in Bihar, it's a matter of happiness that Upendra Kushwaha is joining the mahagathbandhan