I just got it to work. To get it to work, you need to put in your payment information first. After I did that, I just put the code in and it changed the price to 99 cents.
So yeah, put your payment info in first. That much be done through the OnLive website.
--
Zachnorn Everything = overrated.
http://img841.imageshack.us/img841/4503/qrcode857546.th.png