"Duaa" (English: Prayer) is a sad Hindi song from the 2012 Bollywood film, Shanghai. Composed by Vishal-Shekhar, the song is sung by Nandini Srikar, Arijit Singh and Shekhar Ravjiani, with lyrics penned by Kumaar. The music video of the track features actors Emraan Hashmi, Abhay Deol and Kalki Koechlin.