Bollywood megastar Amitabh Bachchan on Tuesday posted a tweet about the launch of the trailer of Kahaani 2.
Starring Vidya Balan, Â Kahaani 2 is a sequel to Sujoy Ghosh's Kahaani, where Vidya played the role of a pregnant woman searching for her missing husband.
The sequel, again directed by Ghosh, also features Arjun Rampal as a police officer. Kahaani 2 is scheduled to release on December 2.