What made Bollywood legend Amitabh Bachchan get teary-eyed during the celebration of his 83rd birthday on the reality game show "Kaun Banega Crorepati 17?"

The teaser of the episode, graced by the father-son duo, Javed Akhtar and Farhan Akhtar, featured a throwback statement by Big B's late mother, Teji Bachchan, expressing just how proud she was of her son.