Siddharth Anand’s film Bang Bang starringHrithik Roshan and Katrina Kaif is out with its first poster. The film is the official remake of Knight And Day starring cameron Diaz and Tom Cruise. The film is expected to have tremendous action and sizzling chemistry between Hrithik and Katrina. The hugely anticipated film has been talked about for its breathtaking action sequences that has never been seen in Bollywood. Bang Bang releases on October 2.