Washington, Apr 11 : Sean `Diddy' Combs is urging his fans to become the face of a new iPhone application he''s developing with Apple.

The rap mogul has joined hands with the computer software giant to promote his upcoming album `Last Train To Paris'.

Thus, he has asked his followers to submit photos of themselves on a train, reports Contactmusic.

The photos will then be chosen to become part of the official mosaic of the download when it is released this summer.

However, exact details about the kind of application Diddy is developing were unavailable. (ANI)