Mumbai, Dec. 23 -- Megastar Amitabh Bachchan got emotional after watching his grandson, actor Agastya Nanda's performance in 'Ikkis'.

Big B, who recently attended a screening of the upcoming war biopic, took to his blog and penned a heartfelt note.

Revisiting some rare memories from the time when Agastya was born to watching him on the big screen, Amitabh Bachchan wrote, "Emotions flow.. As do they tonight when you witness the grandson excel in IKKIS .. the time when his Mother, Shweta is being rushed to Breach Candy Hospital as she encounters final labour pains .. his birth .. holding him barely a few hours later, and discussing whether his eyes were blue .. to the time when he grew a bit and holding him in my arms, and he fiddles with...