'Kyunki Saas...2': Smriti Irani show to have Bill Gates's cameo

After the much-anticipated reunion of Kahaani Ghar Ghar Kii's Sakshi Tanwar and Kiran Karmarkar in Kyunki Saas Bhi Kabhi Bahu Thi 2, the show is gearing up for another star-studded appearance.