The actor has composed and sung the popular ghazal of Mirza Galib titled 'Dil-E-Nadaan' for the film after which he has been credited as the music director of the same.
The director and actor duo overnight composed, sung and recorded a song while shooting for the film at Gondal, Gujarat.
Ayushmann started humming a tune and Vibhu Puri felt it would suit the scene that they required it for and was keen to shoot the song the very next day.
There were no instruments on the sets but they somehow managed to arrange for a guitar from a local who was Ayushmann Khurrana's fan and readily lent him the instrument.
The pilot recorder recorded the song overnight & the very next day they shot the song in gujarat.
They shot the song with with a rough version and later re-recorded the song.
The film is a Tribute to Shivkar Bapuji Talpade who flew the first unmanned plane 8 years before the wright brothers & is all set to release on 30th Jan 2015.