What award did Deepika Pedukone win for the film where Kirron Kher had a supporting role?
Deepika Padukone filmography:  Her first Hindi film release came the following year with Farah Khan's melodrama "Om Shanti Om", in which she played dual roles opposite Shah Rukh Khan. Om Shanti Om:  It stars Shah Rukh Khan and debutant Deepika Padukone in the lead roles while Arjun Rampal, Shreyas Talpade, and Kirron Kher feature in supporting roles.
i don't know