Filmmaker Imtiaz Ali is currently gearing up for the release of his upcoming film ‘Amar Singh Chamkila’. It stars Diljit Dosanjh and Parineeti Chopra and in the lead roles. Diljit plays the late Punjabi singer Amar Singh Chamkila, while Parineeti plays the role of his partner, Amarjot Kaur, who was the female vocalist of Chamkila’s band. In an interview, Imtiaz revealed that initially he was unsure of casting Diljit in the film.