I am going to have a go at it as well as I speak fluent Manchester lol :mancity:
Yes the old fat XBOX 360 can be "chipped" to allow you to play downloaded games, even if he does play online as long as you put the latest LT+ firmware on it. what you need to do is to open up the XBOX and find out what kind of DVD drive is in it, then post back and we can help you out with what equipment you need.