Mumbai: The trailer of one of the most awaited films of the year – ‘Piku’ - with a super talented star cast on board was launched Wednesday night. Starring Deepika Padukone , Irrfan Khan and Amitabh Bachchan , the yet to be released Shoojit Sircar film has already become a huge hit! Here’s taking a look at what the film fraternity has to say about a film, which is an unusual family comedy drama: