Marketing
Kahaani's first-look poster was launched on 2 December 2011, while the official trailer was launched on 5 January 2012. The first look poster, portraying a pregnant Vidya Balan as the lead protagonist and with no romantic element, received a warm response from the public who expected it to be just a good film that might do a moderate business at the best. The critics also set their expectations low owing to the director's last two box office failures.
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