It's Ayushmann Khurrana's birthday on September 14. As the actor turns 40 this year, let's take a look at Ayushmann's journey from Roadies to Gulabo Sitabo and a National Award to boot through these pictures.

Bhumi Pednekar started out as the overweight Sandhya Verma oppossite Ayushmann Khurrana in 'Dum Laga Ke Haisha' and went on through a massive transformation post the film's release.