$24 shipped
http://www.se7ensins.com/forums/services/104234-abolfazls-modding-service.html
I second that recommendation as well. Otherwise I would also suggest Soapy's modding service as well.
http://www.se7ensins.com/forums/services/93380-soapychickens-360-flashing-service.html
You probably could have found it through search but I will save you the time. In order to to play a burnt game you would need to have a flashed xbox, for flashing I would suggest searching in Firmware Hack Tutorials
You will find the software and all that for flashing there, if you need further...