http://www.amazon.com/Logitech-G500-Programmable-Gaming-Mouse/dp/B002J9GDXI/ref=cm_cr_pr_product_top Easily the best price I've seen. I have to wonder if it's a mistake. They're usually $60-$70.
Don't think I can order from the the American Amazon anyway. It might have been a mistake but they have to honour it if they had it displayed at that price. Unless it was flagged as a Black Friday/Other discounted offer. But still, nice price you got it for