Hrithik Roshan might have thought it was funny to wish Ranveer Singh happy birthday with Taher Shah's rendition of Eye to Eye. For the uninitiated, Eye to Eye is a gem you have to watch to believe. The birthday wish however came with a challenge. And Ranveer is not one to back down. His response to Hrithik will have you cracking up all day. Check it out.

Hrithik Roshan tweeted happy birthday to Ranveer Singh:

Ranveer Singh's epic reply:

Don't miss the frames of Ranveer Singh's photographs in the background.