Corporate Challenge Cup, 10th Jan, YMCA School Hockey Grounds, Nandanam.       Visesha `Kala Poshakam` Utsav, contact: 9382698811, 9381038385.       Margazhi Bala Utsavam, contact: 9382698811, 9381038385.       Nithyasree Mahadevan Concert, contact: 28173337.       Sanjay Subrahmanyan Vocal Concert, contact: 9444444767, 28152166.       Mandolin U Shrinivas Concert, contact: 28140806, 28143965.       Shashank S Flute Concert, contact: 9444444767, 28152166.       Mega Diabetes Exhibition 2008, contact: 43968888.