India, Sept. 15 -- As Ayushmann Khurrana turned 41 on 14 September, his wife, writer Tahira Kashyap Khurrana, marked the occasion with an Instagram post. She shared a series of photos along with a heartfelt note: "Birthday boy, you have kept the level up given the many versions of you that you bring home! Who needs costumes when your look keeps changing! I give that to you! My favourite coffee partner, happy birthday umm (sic)." On the other hand, Ayushmann's brother, actor Aparshakti Khurrana, posted a throwback picture with a simple birthday wish, "Happpppy Bdayyyy super duper Khurrana @ayushmannk (sic)." HTC...