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Stephen Colbert's 'cringe' Joe Biden parody as toilet leaves fans fuming
(www.irishstar.com)
Critics slammed the segment as a low point in "modern American political discourse" while some suggested that The Late Show might have inadvertently cast Biden in a villainous light.
HEAVEN FORBID! 
Then I guess it's not really smooth nor spherical as much as their brains turned into the liquid consistency of baby food... Like a vomited mess on the floor
There's still a dura mater membrane encasing the brain, but the sheer volume of slop has caused it to inflate like a water balloon.
Slop drifting through the void without the influence of gravity will naturally form a sphere due to surface tension.