It was earlier being speculated that the film will star John Abraham. However, it is now being said that the male lead will be Shahrukh Khan, whereas the female lead will be none other than Bollywood queen Aishwarya Rai.
Happy Birthday is a science fiction that Raghavan had left on the backburner for quite some time now. Happy Birthday will be produced by Gaurang Doshi.
There are many rumours doing the rounds as to which movie will be Aishwarya Rai Bachchan"s comeback film. Though it is not sure as yet, the buzz is that she will first do Agent Vinod director"s film Happy Birthday.
However, Aishwarya has still to be convinced about the script of the film. Aish is also expected to do Sanjay Bhansali's Bajirao Mastani opposite Shahrukh Khan.