Rita Ora to play Mia in Fifty Shades Of Grey film

Rita Ora

Rita Ora is the latest addition to the Fifty Shades Of Grey film cast.

The singer, 23, tweeted that she will play Mia, the adopted younger sister of main character Christian Grey.

Charlie Hunnam was replaced by Jamie Doran in the lead role after Hunman pulled out of the film in October.

Filming started in Vancouver and it is expected to be released in 2015. The Fifty Shades trilogy, by author EL James, has sold more than 70 million copies around the world.

Fifty Shades Of Grey

The novels tell the story of the relationship between billionaire businessman Christian Grey and literature student Anastasia Steele.

Steele will be played by Dakota Johnson in the film directed by Sam Taylor-Johnson.

Max Martini, Eloise Mumford and True Blood actor Luke Grimes also feature in the cast.

Rita Ora and Nick Grimshaw
The singer co-hosted the 2013 Radio 1 Teen Awards with Nick Grimshaw

Rita Ora attended the Sylvia Young Acting school when she was younger and has had previous roles in Fast and Furious 6 and 2004's Spivs.

The singer has had two number one singles with R.I.P. and How We Do and has also been nominated for five Mobo awards.

She co-hosted the 2013 Radio 1 Teen Awards with Breakfast Show host Nick Grimshaw last month.

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