Actors Deepika Padukone and Irrfan Khan's light and breezy chemistry in Piku had enthralled the audience and Deepika's obedient daughter to Amitabh Bachchan made her win not only applauds but also awards. But it's not just us swooning over her acting skills, Irrfan too is a big fan of her work and is all praises for her. Irrfan, who was in the national capital to promote his upcoming film 'Hindi Medium', says working with Deepika was a self-discovery for him and as an actor she is beautiful. Pakistani actor, Saba Qamar, who is making her Bollywood debut in 'Hindi Medium' is seen missing the promotions but the best part is, it was Irrfan who recommended her name to the makers. Irrfan, who was in the national capital to promote his upcoming flick 'Hindi Medium', shared that he saw her video on YouTube channel and really liked her work. Sharing more, the 'Piku' actor said sometimes, the co-actors becomes very important because your onscreen chemistry plays a vital role for the film and that time he told the director and producer that he needs her for the role.