What are.

If your own brain were working well you'd be able to work this out for yourself

Stupidity. ;)

Liberal.

If you're writing, then writer's block.

"I'm not really-- I can't think right now."
"I don't know the word for it"
"I can't place my thoughts right now"
"I can't put my finger on it"

Just call them Patrick Star.

Brain Fart.

One can shy of a six pack ;)

Chomskey-honk, chic correa, haberdasher, sphygmomanometer, diaper surprise

Head up your ass.

Discombobulated is a good one.

Confused, in mental disarray, muddled, befuddled, addled, bemused, flummoxed, woolly-headed, permanently perplexed, bewildered.

politics enthusiast