News are going around about the growing closeness between Katrina Kaif and Sidharth Malhotra. Few days back Sidharth Malhotra shared the video of him and Katrina Kaif's work out together and most recently the couple is spotted at filmmaker Karan Johar's residence together. Katrina Kaif's sister Isabelle Kaif was also with them. Watch the video to know more about the growing romance.