I linked to this blog before, but now there are 15 common American prejudices about Germany on there that you might want to read.
It's funny how right the author is. And don't worry, you shouldn't feel bad if you get disillusioned about some totally bogus things -- because quite a handful of them are also dead on. And haven't you always wanted to know which ones are which?
By the way: Happy Easter holiday everybody. Don't feel too bad that we also have Monday off here :)