They just have some differences in their culture that we find strange. I'm absolutely sure they feel the same about us. The Chinese eat Alligator bollocks, which I personally find strange, but then they think it's weird that we eat mushy peas. And in Iran, having anal sex with a camel is a rite of passage for many a 12 year old. And let's not go into what the boys get up to.
I have to say, most Americans I have met have been batty as a bucket of frogs - very very nice people - but barking loonies nevertheless.
(Disclaimer) Mrs Craner on the other hand is the exception to this rule [begin: grovel] as she is without doubt the most charming, [increase: grovel] witty and intelligent Yank on God's earth and as such I would like to put her forward for the title of 'Honorary Hermesh Limey Bird' [/grovel]