Powerstar Pawan Kalyan “Sardaar Gabbar Singh” starring Kajal Aggarwal is set to hit the theaters on 8th April. Makers are planning to launch the audio on 20th March in a grand public event in Hyderabad. Buzz is that Mega brothers Megastar Chiranjeevi and Nagababu will also grace the audio release event, so makers are expecting a crowd of 1 Lakh. As per sources, the makers of Sardaar have received an offer of Rs 1.50 Crores for audio rights, which will break the record of “Baahubali”. The music is scored by Rockstar DSP.