This website is awesome...
http://www.tashian.com/multibabel/
It takes something you enter and translates it into a chain of different languages and then back to English. Perfect for this sort of game. Examples from the site:
"A cookie is just a cookie, but fig newtons are fruit and cake."
Translates to...
"Biskuit has expert of biskuit, but Newton von Fig is fruit and hardens."
"When the moon hits your eye like a big pizza pie, that's amore."
Translates to...
"If the moon fixes its eye like a great vector of Fleischpie of the vector of Pizzapie, is the lover."