EXCLUSIVE: Lionsgate is postponing the Dirty Dancing reboot. The studio has put the remake on ice for another year for casting reasons, Deadline has learned. The remake of the 1987 Patrick Swayze and Jennifer Grey film was scheduled to be released in July 2013, but now the movie is off the studio’s release dance card at least until 2014. Kenny Ortega, who was a choreographer on the original, is attached to direct the film. No cast had been announced. However Deadline has learned that Glee’s Lea Michele, Trespass’ Liana Liberato and Canadian singer Nikki Yanofsky were screen tested as were Brothers & Sisters’ Luke Grime, Nashville Star’s Justin Gaston and Dancing With the Stars’ Derek Hough.