Social media users are over the moon after watching megastar Amitabh Bachchan’s introduction teaser as Ashwatthama from Nag Ashwin’s ‘Kalki 2898 AD’. In fact, the megastar’s de-aged look from the teaser has now gone viral. But more than the internet, it’s Big B’s family that can’t stop heaping praises, including Abhishek Bachchan, Shweta Bachchan and Navya Naveli Nanda. Watch the video for more.