Superstar Mahesh Babu, who is currently busy shooting for his upcoming yet-untitled Telugu-Tamil bilingual project, wished megastar Chiranjeevi on the phenomenal success of his comeback Telugu film "Khaidi No 150".On Monday, Chiranjeevi paid a surprise visit to the sets of Mahesh's film in Hyderabad."Chiranjeevi sir visited Mahesh's film set as he was in the same compound shooting for his show 'Meelo Evaru Koteeswarudu'. They exchanged pleasantries and had a brief chat. Mahesh wished Chiranjeevi sir for the success of 'Khaidi No 150'," a source from the film's unit told IANS.Chiranjeevi was also happy to meet to director A.R. Murugadoss, with whom he had worked in 2006 Telugu actioner "Stalin".Currently, Chiranjeevi is hosting the third season of Meelo Evaru Koteeswarudu, the Telugu version of "Kaun Banega Crorepati".