Isai Kalaimani S.Sathish Kumar (born on May 5, 1973) of Chennai, Tamil Nadu, organised an event in which a total of 75 people played the Mozart Symphony 25 (1st Movement) on electronic keyboard, on April 28, 2013, at Kumara Raja Muthaiah Hall, Chennai, Tamil Nadu. This was the very first time that Mozart Symphony 25 (1st Movement) was played on keyboard. This is the first time that Mozart Symphony 25 (1st Movement) has been played on keyboard by so many people. Adjudicator Sunita Dhote handed over the certificate to Isai Kalaimani S.Sathish Kumar after the wonderful attempt.