How to choose between two people BOTH sick in the head?

•          crackers

•          crazy

•          cuckoo

•          lunatic

•          maniac

•          nuts

•          psycho

•          sick

•          bonkers

•          brainsick

•          crazy as a loon

•          daft

•          demented

•          deranged

•          disturbed

•          mad

•          maniacal

•          nutty as a fruitcake

•          out to lunch

•          unbalanced

•          unhinged

•          wacky

Synonyms for "sick in the head"

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