Rita Ora is to play Christian Grey's sister Mia in the upcoming Fifty Shades of Grey movie.

The singer Rita Ora wrote : Its official I've been cast in @Fifty Shades of Grey as Christians sister Mia.
This will be her first major film role. She had acting training while studying at the Sylvia Young Theater in her youth and has appeared in films like spivs in 2004 as well as last years fast and Furious 6, where she played a racer.
The movie is said to take place in vancouver.