has some exciting news to report – “News News News!! I am going to become a grandfather….Aishwarya expecting….So Happy and Thrilled!!!” he posted the big news on Twitter. Big B was so delighted to confirm that his son and daughter-in-law are expecting their first child together. Aishwarya and Abhishek have been married since April 2007. As per the Mumbai reports, Aish was gaining weight steadily for the past couple of months. While many thought that it was due to her upcoming film ‘Heroine’ with Madhur Bhandarkar, her father-in-law broke the news last night about the new addition to their family. Congratulations to the couple!!