AR Rahman has welcomed Sonu Nigam to his studio to sing a track for the upcoming film “Batwara 1947”. The Oscar-winner even asked a question about how the National Award-winning singer can sound so romantic. 

Rahman took X, formerly called Twitter, where he expressed his excitement on having Sonu Nigam on board for the song “On Tabassum” for the upcoming film, directed by Rajkumar Santoshi.