Nandamuri Balakrishna’s 100th film ‘Gautamiputra Satakarni’ is progressing well. The film is gearing for release during Sankranthi 2017. Amidst this hectic shoot schedule, Balayya went and met Bollywood actor Amitabh Bachchan. It was a casual meet says a source. Amitabh Bachchan was shooting for ‘Sarkaar 3’ in Mumbai. Ram Gopal Varma is directing this third installment of Sarkaar series.