CHENNAI, JAN 21: The displeasure within the MDMK over the seat allotment by its alliance partner AIADMK for the ensuing Parliamentary elections, has come into the open with the party's deputy general secretary and former DMK Minister, Pon Muthuramalingam quitting the party in a huff, on Tuesday.In a statement from Madurai, he said he was disillusioned with the MDMK's alliance with the AIADMK and had decided to quit.