Microsoft just announced that the new BMW M5 would be available in Forza Motorsport 4, and released a few images of that car, along with a few other BMWs. The BMW M5 will also appear on the collector edition's packshot.
Watch out though, the centurion will make you toss your computer out the window. Borked af :P (3 Hours ago)
Still thousands of concurrent players though and plenty of viable matches. (3 Hours ago)
@Tiz: I haven't been playing it much but I am probably going to start digging into the new S2 content soon. The PC version is also still kicking but not with the massive numbers it launched with. (3 Hours ago)
Season 2 just started and the new characters are awesome. I haven't actually played them yet (launched in season pass) but they look great. (3 Hours ago)