Grapevine might have been abuzz with rumours of Katrina Kaif and Imran Khan bonding on the sets and during the promotions of their upcoming film Mere Brother Ki Dulhan but here is the real scoop! The actress may not have been hitting on the married actor but she surely slapped him as many as 16 times during the film. Watch on to find out what Imran did to deserve it! Video courtesy: NDTV