Gran Turismo 6 is probably Sony's worst kept secret, as in the past few months, tons of references to the unannounced game has popped up in the last year. A few days ago, Sony announced there would be a of "something" at the Gran Turismo anniversary event today.
However, it seems that the official GT site jumped the gun a little prematurely, listing Gran Turismo 6 in its product pages, albeit blank.
Stay tuned for the official announcement later today of Gran Turismo 6.
Official Gran Turismo site accidentally lists Gran Turismo 6
15 May 2013 | By JonahFalcon