Watch exclusive pics of Mahesh Babu, Ramcharan and Jr NTR at Director Vamsi Paidipally's birthday. It is known that Mahesh is working with the director for his next film. It is known that the director has earlier directed films Brundavanam and Evadu with Jr NTR and Ramcharan. Vamsi celebrated his birthday in grand manner. It is known that Mahesh Babu, Ramcharan and Jr NTR are good friends. It is also known that Ramcharan and Jr NTR are working together for Rajamouli's film. Watch the pics for more info.