Fist official report (by Sony and Polyphony) with record sales before release in Italy... see the translated (by google) news below:
"Missing a day at the official launch of Gran Turismo 5 , and Sony tells us today that 45,000 copies were already virtually sold in our market: the number comes in fact from the bookings made for the title Travel Polyphony. The company also announced the arrival of a first patch on day-one, which will release the mode of the vast online driving simulator: the size of 133MB, the update will need to enjoy the title also network."
And read de source here: http://www.everyeye.it/ps3/notizia/gran-turismo-5-record-di-prenotazioni-in-italia-e-prima-patch-per-giocare-online_86624
The game releases after midnight.
Can someone make a better tranlation from Italian to English please.