I've washed all of my head-case shirts without similar problems as well, and the 2 canjam shirts I have from the same shirt maker. I'm sorry you're unhappy with your shirt. Would you like to return it for a refund?
So I scare you? Cool.
It should scare you even more to know I work for the National Centers for Environmental Prediction (parent of the national weather service, we're part of NOAA).
Sun's got a free virtual pc type program too that is supposed to be pretty good. Parallels will let you run a bootcamp partition in a window when you don't want to boot completely over.