Director Trivikram Srinivas has just completed directing Mahesh Babu for the latter’s Santoor commercial. The actor and the director worked for the shooting the Santoor ad script today in a private studio in Mumbai. Trivikram earlier directed Mahesh Babu in two Thumbs Up soft drink commercials to assist in promoting the film and this is the third time the director is working with the actor for a commercial. Apart from Santoor, Mahesh Babu is already endorsing Thums Up, Univercell, Idea, Jos Alukkas, Provogue, Navaratna, Vivel Shampoo and Amrutanjan, and is the leading brand for corporates in Tollywood. Putting beside this ad, a movie in the combo of Mahesh Babu and Trivikram is expected shortly.