Diljit Dosanjh and Parineeti Chopra-starrer ‘Amar Singh Chamkila’ is all ready for release. Helmed by Imtiaz Ali, the film, based on slain Punjabi legend Amar Singh Chamkila is creating a lot of buzz. But who is Amar Singh Chamkila? Why was he such a controversial figure? At what age did he die? Find out all the answers from Imtiaz Ali, AR Rahman and Irshad Kamil. Watch to video to know everything about Amar Singh Chamkila, the real person.