Malayalam Superstar Mammootty who is playing the lead role in YSR’s biopic titled ‘Yatra’ has began to dub in his own voice. This movie is going to be mammootty’s come back film in tollywood after more than two decades. Officially director Mahi Raghav has confirmed that mammootty will dub for tamil as well as telugu versions of this epic biopic. This biopic mainly targets on the rise of AP’s former CM Shri Y S Rajashekar Reddy and his padayatra that bought him to power in 2009 elections. ‘Yatra’ is being produced by Vijay challa and Shashi Devreddy under 70 MM Entertainments.