unthunk
asks
what Brittish expressions/idioms do you wish we used in the US?
unthunk
thinks
we ought to call crazy people nutters.
kayboogie
likes
that idea... i seem to often run into nutters
joek
says
bloody 'ell we're all nutters!
unthunk
says
that explains all the cock-ups, then 
ObiRob Kenobi
says
for british idioms in the US I would point to Monty Python