Dhoni wins toss, elects to bat against Kolkata
Chennai have left out Srikkanth Anirudha and replaced him with local lad Wriddhiman Saha.
The hosts have also made one change, bringing in Jaidev Unadkat in place of Sarabjit Ladda.
Rain forced a delayed-start to the match.
Chennai Super Kings: M S Dhoni (C), Mike Hussey, Murali Vijay, Suresh Raina, S Badrinath, Wriddhiman Saha, Albie Morkel, Shadab Jakati, Suraj Randiv, R Aswhin and D Bollinger.
Kolkata Knight Riders: Guatam Gambhir (C), Jacques Kallis, Eoin Morgan, Manoj Tiwary, Yusuf Pathan, Mark Boucher, Rajat Bhatia, Jaidev Unadkat, Brett lee, Laxmipathy Balaji and Iqbal Abdulla.