"Actor Abhishek Bachchan has dismissed reports that he and his wife Aishwarya Rai Bachchan will come together for the upcoming film `Happy Anniversary`. `Happy Anniversary` will be produced by Gaurang Doshi and directed by adman Prahlad Kakkar. The makers claimed that Abhishek and Aishwarya had signed a film that would mark Aishwarya Rai`s comeback post her pregnancy. However, Abhishek insists that nothing has been finalised as yet. ""Prahlad is a good and friend of Aishwarya....he knows her since long. And that`s how I know him. He met us and told us the basic idea, but we haven`t heard the full script. Things are yet to be confirmed...we can`t confirm anything right now its too premature. When things happen we shall let you know,"" Abhishek Bachchan told reporters at an event. The celebrity couple has worked together in `Guru` and `Sarkaar Raj`. Aishwarya Rai had done special song in `Bunty Aur Babli` in which Abhishek and Amitabh Bachchan had acted. "