The decision of Padmaja Venugopal, daughter of former Kerala chief minister and Congress stalwart late K Karunakaran, to join the BJP has left the grand old party in a quandary in Kerala before the Lok Sabha polls. Padmaja officially joined the BJP at a function held at the party headquarters in New Delhi on Thursday. The saffron party has suggested that it marks the decline of the grand old party. Kerala Pradesh Congress Committee (KPCC) chief K Sudhakaran termed Padmaja's decision as "cheating and betraying" the party and a "breach of confidence". He added that there were no reasons for Padmaja to leave the party and it was a "wrong and unfortunate decision". The KPCC chief said that he himself had taken many decisions to protect her interests, but she disregarded all that to leave the party and join the BJP. "Nevertheless, as she is the daughter of the late K Karunakaran, we still have love and respect for her," he said. Emotionally reacting to the development, K Muraleedhara