I Am trying to backup the dvd game that came with my xbox it has topspin and amped 2 in it but i cant back it up because it is like 5.25 gb!i dont have any dual layer dvds because there real pricey so how can i back up this game on to a Single Layer DVD-R? or 2 single layer dvd's? if i cant do that can i burn both the games on seperate dvds that will work? please help newbie in xbox burning!!