After enthralling the audience with her bold acts in Ishqiya and The Dirty Picture, Vidya Balan is all set to show off her funny side in her next movie.The ‘Dirty’ couple, Vidya and Emraan Hashmi will tickle the audience’s funny bone in their upcoming film, Ghanchakkar. The movie will be produced under the banner of UTV Motion Pictures, whose CEO is Vidya’s beau Siddharth Roy Kapur.