It was business as usual for ace director Trivikram Srinivas even on the eve of his birthday. He was in Mumbai to shoot an advertisement for Celkon featuring Tamannaah and Virat Kohli. We hear that the unit members on the sets surprised Trivikram Srinivas by celebrating his birthday on the sets. The usually reclusive director obliged to their request and cut the cake on the sets of the ad’s shoot. Trivikram Srinivas will soon begin shooting Pawan Kalyan’s upcoming film. Samantha is going to play the lead role in this family entertainer. BVSN Prasad is going to produce the film. More details about the film will be announced soon.