Here's how Karan Johar reacted when Ayan narrated him the script of 'Brahmastra'

The Ranbir Kapoor-Alia Bhatt-starrer 'Brahmastra: Part 1 - Shiva' is receiving a thunderous response at the Box office.<br /><br />#karanjohar #brahmastra #bramastrapart1 <br /><br />