Big B overwhelmed by fans' 'Happy Second Birthday' wishes

His son Abhishek Bachchan also posted a photograph of his father on Instagram along with a caption that read: "I can't even remember how many times I would drape a bedsheet in the same way and re-enact this sequence from 'Coolie'. Would make my friends play the role of Zafar and shoot me with a plastic play gun and I would play the part of Iqbal.