Mahesh Addressing the Director K Raghavendra Rao, 'Mamayya'Mahesh Babu, Allu Arjun and many successful heroes in the industry can’t forget veteran filmmaker K.Raghavendra Rao for being their debut director who launched them as star kids to the excitement of the fans.

Today is the veteran director’s birthday and Mahesh Babu sent a heartwarming message to K Raghavendra Rao addressing him as, ‘Mamayya’. Mahesh Babu rarely calls his directors using a relationship term.

The superstar wrote, “Happy Birthday Mamayya @Raghavendraraoba. Will always cherish the experience of working with an ingenious director like you. Wishing you the best of health and happiness as always!”

The handsome prince also shared a working still of his debut movie ‘Rajakumarudu’ directed by the veteran. When we look at the still, it’s obvious that Mahesh hasn’t aged much. What could be his secret, by the way?