The Barbie sequel has reportedly stalled over salary negotiations for stars Margot Robbie and Ryan Gosling. The New York Times reports: "The studio chiefs have been negotiating with the talent for months. A deal reportedly must be reached for a second film before the rights revert to the toy manufacturer Mattel in December. Gerwig is believed to have an idea in place for Barbie 2 but won't share it until a deal is in place for the film, according to the New York Times. She explained: "I find whenever I’ve shared ideas too early, they become bad, then the movie’s not going to be any good.