Wagjag has another one of those $20 for an XM radio (Onyx) and 3 months of service deals. Unlike the previous deal this is more of a full size regular XM radio, unlike the Snap model offered before that was a bit bare bones. Shipping and taxes extra of course.
http://www.wagjag.com/?w=104075
http://www.wagjag.com/?w=104075