This was actually rumored quite some time ago and it looks like it’s finally come to life as Rockstar Games have announced that Grand Theft Auto V for PS4/Xbox One/PC will get the once fabled first person mode. Shown on recently during a session over at IGN, the new mode was shown off in a number of different sequeneces which included shooting, flying and even driving.
https://www.youtube.com/watch?v=VfXwAO6YJro
Grand Theft Auto V comes to the PS4/Xbox One on November 18th, PC fans will have to wait until January 2015 to get their hands on the title.