Watch exclusive pics of Mahesh Babu's daughter Sitara as she has celebrated her 6th birthday. Mahesh is currently busy with shooting of his next film with Director Paidipally Vamsi. Mahesh is seen participating in birthday celebrations. Namrata Shirodkar and Mahesh Babu's son Goutham are also seen. Mahesh is known for his hardwork. Mahesh's last film Bharath Anu Nenu has become huge hit. The actor used to stay away from controversies. According to reports, Mahesh has signed a film, to be directed by Sukumar.