[Abhishek Bachchan congratulates nephew Agastya on completing graduation

Abhishek Bachchan who shares a strong bond with his nephew AgastyaNanda, took to social media to congratulate him for completing his graduation. Taking to Instagram, Abhishek shared a picture of Agastya who is seen with sister Navya Naveli at his college, and called himself a "proud mamu". Abhishek captioned the post, "Congratulations on your graduation Agastya. You're growing up too fast and way too tall!!"