Ravindra Prasad Patnaik is an Indian music composer, singer, actor, screenwriter and film director who works in Telugu, Kannada and Tamil language films. He won three Filmfare Awards and three Nandi Awards.

Mallikarjun is an Indian playback singer and composer who mostly sings in Telugu, Tamil and Kannada language films. After emerging as one of the semi-finalists in the first edition of singing competition Padutha Theeyaga, he went on to become a playback singer in the South Indian film industry. He is married to playback singer Gopika Poornima. He is very well known as an energetic stage performer and ardent fan of Telugu actor Chiranjeevi.