"Apart from acting, I have composed and sung a song in the film. It is called 'Paani'," Ayushmann told.
The song is special for a reason.
"I had composed this song eight years back in my college days with a friend of mine who now heads a radio channel. It is a Punjabi love ballad sung on the guitar," he added.
"Vicky Donor" deals with issue of sperm donation.
The film will also be actor John Abraham's first film as a producer and features veteran actor Annu Kapoor and TV actress Yami Gautam, known for shows like "Chaand Ke Paar Chalo" and "Ye Pyaar Na Hoga Kam".
The film will hit the silver screen April 20.