According to Buzzblog: the Blue Screen of Death gets a new look in Windows 8. It will look like this, apparently:
Where one time the BSoD assumed minimal screen quality and therefore came only in text form, Windows 8 must assume a screen resolution high enough to handle something “fancier”. Here’s hoping you won’t see too many of this screen (though I secretly enjoy seeing ad display systems sporting it whenever I am out and about in the city.)
For more on the history of the BSoD (which has been around since OS/2), click through to Buzzblog.