Chennai: A fresh row has erupted in Tamil Nadu over the protocol followed at official events, with 21 Members of Parliament writing to Governor Arlekar, urging restoration of the convention of rendering 'Tamizh Thai Vaazhthu' at the beginning of university and government functions. According to the letter, instructions received from Raj Bhavan led to the event beginning with Vande Mataram, followed by the National Anthem, while 'Tamizh Thai Vaazhthu' was rendered third. They also sought a reassurance that no disrespect was intended towards the state anthem or to Manonmaniam Sundaranar. The letter was signed by P Chidambaram, B Manickam Tagore, Karti Chidambaram, Thol Thirumavalavan, Durai Vaiko and 16 other Members of Parliament from Tamil Nadu. "Raj Bhavan is yet to respond.Earlier during the cabinet swearing-in ceremony, the Tamil Thai Valthu was once again played third during an official ceremony.