Miley 'desperate' to play Dolly Parton in biopic

Miley Cyrus is desperate to play Dolly Parton on the big screen.

The 'Wrecking Ball' hitmaker is concerned the role in the highly-anticipated biopic about her godmother will go to actress Scarlett Johansson and is doing everything she can to convince the 'Jolene' singer she is the right person to play her in a movie about her life.