Listen to O Sri Venkatesa - Chilaka Ramachilaka online. O Sri Venkatesa - Chilaka Ramachilaka is a Telugu language song and is sung by Pattabhi and Vasantha. O Sri Venkatesa - Chilaka Ramachilaka, from the album Nindu Hridayalu, was released in the year 1969. The duration of the song is 2:41. Download Telugu songs online from JioSaavn.