Actor Ranveer Singh has said that he "really misses" former cricketer Balwinder Singh Sandhu and his contribution to his film '83'. He further added, "He's the heart of '83'!" Ranveer won the Best Actor award for '83' at the Filmfare Awards. The actor will next be seen in Karan Johar's 'Rocky Aur Rani Ki Prem Kahani'.