What does Abhishek Bachchan mouth to Om in Shanti Om?

In the movie "Shanti Om", Abhishek Bachchan's character, Om Prakash Makhija, mouths the phrase "Shanti Om" to his friend, played by Shah Rukh Khan. This is the title of the film and a catchphrase that Om uses throughout the film.

However, the context of the scene where Om mouths this phrase is unclear from your question. Can you please provide more details or context about the scene you are referring to?

For example:

* What is the specific scene you are talking about? (e.g., the scene where Om first meets Shanti)

* What is happening in the scene? (e.g., Om is trying to cheer up Shanti)

* What is the tone of the scene? (e.g., humorous, dramatic)

With more information, I can give you a more specific and accurate answer.