Before 'Baahubali' success, filmmaker SS Rajamouli had made his venture into the north cinema with 'Makkhi,' the Hindi dubbed version of his 2012 Telugu film 'Eega.' On a recent episode of 'The Kapil Sharma Show,' the actors of his current film 'RRR,' Ram Charan and Jr NTR, disclosed a surprising detail about the film, revealing that the filmmaker kept flies in his fridge to study them.