Superstar Rajinikanth-starrer Tamil film "Lingaa" was officially launched here Friday on the occasion of Akshaya Trithiya which is considered an auspicious day. Rajinikanth, along with the film's director K.S. Ravikumar, were present at the event held in Mysore. The film has been officially launched and the regular shooting is expected to start in a few days. Sonakshi Sinha and Anushka Shetty will be playing the female leads in the film, and A.R Rahman will compose the tunes. Rajini and his friend Kannada superstar Ambareesh and his wife Sumalatha were also present at the launch, which took place in the famous Chamundeshwari Temple, Mysore.