Mumbai, January 31 (ANI): Bollywood s bombard Balan aka Vidya Balan on Monday launched the DVD of her super hit film The Dirty Picture in Mumbai. The film is one of the highest grossing Bollywood flicks in 2011 with a total earning of $23.4 million since its release in December last year. No wonder, Vidya was all ga ga over the flick. Also present at the event was film s producer Ekta Kapoor, who revealed that The Dirty Picture was the highest pirated film in the history of Indian movies. Directed by Milan Luthria, the film is loosely based on the south sex siren of 80 s Silk Smitha.