The title track of 'Saiyaara' – Ahaan Panday and Aneet Padda’s debut film by YRF – has been the top trending song since its release. In an exclusive chat with “Saiyaara” creators Faheem Abdullah and Arslan Nizami – a singer-composer duo from Kashmir – we find out the origin of the song and its evolution by music composer Tanishk Bagchi.