Gott in himmel
Donnen und blitzen (from lots of WW2 comics when I were nowt but a lad)

Du bist ein wicks-flek (may not be spelt correctly but means you are a wank stain)

Considering I am 1/4 German I am crap at it, I'm shamefully better at speaking French
( Fenris temporary Lazarus, Mon 11 Jul 2005, 10:13, archived)