Veteran actor Kher who is going to play the former Prime Minister in the film, 'The Accidental Prime Minister' took to twitter to wish Mr. Singh a very healthy and happy birthday.

He tweeted, "Respected #DrManmohanSingh!! Here is wishing you a very happy and healthy birthday. May be I will get an opportunity to have a cup of tea & a piece of cake with you if you ever watch our film. I promise, you will like my portrayal. It is full of sincerity & honesty. Regards. "

Along with the birthday wishes he posted a slow motion video of himself in the former Prime Minister's get up joining hands in respect towards the camera.

The veteran actor on Wednesday treated his fans to a question and answer session on Twitter, where a fan asked about his reaction on bagging the role of Singh.

Replying Kher said, "I was amused and confused in the beginning. But then I read the script. It blew my mind. It challenged the actor in me," Anupam wrote.

He also announced that he will soon share who will be playing Prime Minister Narendra Modi's character in the film."Will be introducing the actor in due course," 

"One doesn't get such script so often. There was no struggle. I am a trained professional actor. I am sincere to my profession," he said it has been a "brilliant experience" shooting for the film, which has been shot in London and Delhi.

'The Accidental Prime Minister' is based on a book by Sanjaya Baru, a former media advisor to Manmohan Singh. Akshaye Khanna features as Baru, and Divya Seth Shah plays Manmohan Singh's wife Gursharan Kaur in the movie.

Anupam Kher took to his social media profile and shared series of new stills from the film and introduced a debut filmmaker Vijay Ratnakar Gutte, who is directing The Accidental Prime Minister.

The actor wrote, “Introducing @GutteVijay the dynamic director of our movie #TheAccidentalPrimeMinister. It is his debut film but he has an amazing grasp of the medium. He is unassuming and wonderfully focused. He is caring and stubborn. He will need your wishes and blessings. @TAPMofficial”

The Accidental Prime Minister is an upcoming biographical political drama film directed by debut filmmaker Vijay Ratnakar Gutte and written by Mayank Tewari.