Mumbai: Filmmaker Mahesh Bhatt took to social networking website Twitter to announce the commencement of the principal photography of upcoming movie `Mr X`.
"Showtime! Principal photography of `MR X` begins today (Sunday)," Mahesh tweeted.
He posted a photograph of actor Emraan Hashmi and director Vikram Bhatt along with the tweet.
Written by Shagufta Rafique, `Mr X` is being directed by Vikram.