Big B, Chiranjeevi and Rajni to launch Jogayya

Kannada film Jogayya starring Shivarajkumar will have a star studded launch. If sources are to be believed, the three superstars of India, Amitabh Bachchan, Chiranjeevi and Rajinikanth will launch Prem-Rakshitha's first production venture Jogayya which is also Shivrajkumar's 100th film.Big B will be sounding the clapboard, Chiranjeevi will switch on the camera for the first shot to be directed by