Director Imtiaz Ali has signed model Diana Penty for his next film Rockstar (2010). Ranbir Kapoor is playing the male lead in the film.

The produce of Jab We Met, Ashtavinayaka is producing this movie as well. Although Ranbir has not really been able to bag a good movie for along time, we can just hope that may be now that he has met the Jab We Met magician, something will work out for him too.