Oosaravelli (English: Chameleon) is a 2011 Telugu romantic thriller film directed by Surender Reddy. It stars N. T. Rama Rao Jr. and Tamannaah Bhatia in the lead roles and Shaam, Prakash Raj, Payal Ghosh, Murali Sharma, Jaya Prakash Reddy and Rahman in supporting roles. The score and soundtrack for the film is composed by Devi Sri Prasad. The film released across 1,800 screens worldwide. It broke previous tollywood records of highest opening day gross by grossing ₹16.3 crore (US$2.5 million).