[Hot Tabasco]

there is evidence that the brain still functins for several minutes after decapatation.

But no reports of what its thinking about.......It certainly isn't pain since all nerve endings have been severed.

[ROCKLOBSTER]

It certainly isn't pain since all nerve endings have been severed.

It could be thinking about how beheading is a serious "pain in the neck".

-or-

Ouch, you dropped my damn head on the floor!