When the Deewana group on X-Factor sang Zindagi Maut Na Ban Jayee from the film Sarfarosh, which was sung by Sonu Nigam, the talented singer couldn't stop himself and began humming the tune himself. Talking about the song, he revealed on the show that he was just 24 years old when he sung the patriotic song. Reminiscing about it he revealed some tit-bits which you can catch on the show.