Mumbai, Feb 28 (IANS): Varun has made his father and director David Dhawan proud who says that he is "over the moon" after the success of his son's film "Badlapur".

For David, success of "Badlapur" is special as it has given a new identity to his son Varun".

"Today is a great day for me. I have seen so much of success till now but this success is at par and special for me," Dhawan, known for hit films like "Raja Babu", "Coolie No. 1", " Saajan Chale Sasural" and " Haseena Maan Jaayegi", said here at the success party of "Badlapur".

"I think I am one of the happiest fathers in the world," he added.

David Dhawan directed his 27-year-old son in the comedy "Main Tera Hero" and he is happy that his son's hard work in the dark and intense revenge drama "Badlapur" has paid off.

" Obviously he (Varun Dhawan) is my son but I think he has taken a very strong step to do a film like that. He has worked very hard on this film and it is evident also," the director said.

It was his own decision to do this film," he added.

Directed by Sriram Raghavan, "Badlapur" features Varun in an aggresive and rugged avatar. Not only is the film doing well at the box office, but it is being appreciated by the audiences.