At an AIB Knockout event held in Mumbai, Bollywood biggies brought down the house introducing the concept of a 'roast' to the Indian audience. Celebrities shed their stardom and participated in this show that would be remembered for reasons more than one. But what took the cherry on the cake was Ranveer Singh's impromptu act.

According to a report on pinkvilla.com, Ranveer smooched filmmaker Karan Johar on stage! This sudden act left everyone surprised including Deepika Padukone who was present to cheer him, the report further states. Even Karan Johar played a sport and took this entire thing in the right spirit.