Actress Aishwarya Rai Bachchan is all set to do her next with filmmaker Rakeysh Omprakash Mehra’s upcoming movie. The actress was last seen in Omung Kumar’s ‘Sarbjit’. KriArj Entertainment has joined hands with the filmmaker for their next collaboration. Other cast of the film has not been decided yet. The movie go on floors by the end of this year. Currently the director is working on 'Mere Pyare Prime Minister' which revolves around the friendship of four kids living in the slums.