Rohit Shetty's upcoming directorial venture Singham Returns is slated to release on Independence Day and the film's lead actor, Ajay Devgn says that the movie is their tribute to the nation. At the trailer launch, Devgn said, ''We celebrate Independence Day for the country and Singham Returns is our tribute to the nation and we believe that if we have more people like Bajirao Singham in uniform, then it will be more fun to celebrate Independence Day.'' Sequel to Singham, the film revolves around the issue of black money and stars Kareena Kapoor Khan as the female lead.