Drift Crash in Forza 3

I was playing  Forza Motorsport 3 on-line when, on the home straight, my car drifted onto the grass and rolled three times as shown in the video.  The video is played in slow motion at half of the original speed.

Players:
WGV.

Car: Nissan Silvia.
Tuned by: Top Secret Drift Team.

Track:
Silverstone Racing Circuit Grand Prix Circuit.